Drilling out stuck seatpost. 6 and someone managed to get a 26.
Drilling out stuck seatpost This meant that only about 2. Use the leverage offered by the length of frame to rotate the frame around the seatpost while applying upward pressure. 899 Sheridan Dr, it's advisable to use cutting oil to lubricate the Help with stuck seatpost! in Mechanics' Lounge. Select my model. Steel frame, aluminum seatpost. After that, throw it out and buy a new bike. The cartridge popped out and flew across the garden, and I was able to roll up and remove the threaded bits fairly easily. If ammonia works, the best would be "half mile ammonia" or 880 strength. If you feel cautious or its an ali The seatpost clamp is still clamping the seatpost so loosen that before you try anything. All groups and messages All groups and messages Don’t drill a deep hole since it can encourage the drill bit to slip. That's a good idea. i have a cromo obinson frame with a stuck alloy seatpost ive tried wd40 - nothing doing - also tried heating the frame to expand the metal a bit- still wont budge - I dont have a vice or workshop with huge clamping machines so cant try that - any solutions that anyones ever come up with would be much much much appreciated! In conclusion, drilling out a stripped torx screw requires specific tools and materials, including a power drill, drill bits, screw extractor, lubricant, and safety gear. A couple of years ago I fitted a carbon fiber seatpost to my chromoly frame. Alloy pin in a steel frame. I had to resort to sawing it out. I didn't want to cut my £80 seat post down and drill/cut out the lower part but especially I didn't want to damage the titanium frame. Last resort was filling the tube with NaOH to dissolve the aluminium (and not the steel!). gave it a squirt every hour or two over a weekend and then I have a brand new Specialized transition frame that I have been assembling this week. Then use an air hammer to push the post out by hitting the bolt. Whether you use penetrating oil, heat, or a Step 1 How to remove a stuck bike seat post without destroying the post For Tools you will need a saw, socket set, drill, wire brush drill bit that inside the post sleeve and a long Seatpost destruction method – sawing your seatpost in half vertically. What a horrible end to a campy seatpost. Are those guys still active on here? I can't raise my seatpost, it's stuck. If you’re putting it on externally, there aren’t that many good options. Screw Extractor Set: A screw extractor set is an essential tool for drilling out screws. Reply reply Compression ring + bearing are stuck to the steerer tube, how can I remove them without damage? upvote Eh. I read this thread when trying to extract an extremely stuck aluminum seatpost from a 1995 Kona Lava Dome frame. Probably the best material for vibration dampening. How to remove your stuck or stripped brake rotor screw. I'd leverage that slit. I've tried everything (including epic leverage on the saddle, slicing it from inside, filling it with ice and heating the steel, leaving it and using shims) and have got to the last resort; melting it out with caustic soda. Watch Phil’s video about how and why he built it, and see some That's not a stress the frame was designed for. *Also, mark the drill bit with some tape 1 inch from the top so you know how far to drill. But as soon as I got it home, I discovered the aluminun seatpost was well and truly stuck. I recommend hitting the stuck seatpost with something like PB blaster for a while. Try number 1, again. Drilling a Seatpost Clamp? Thread starter Greg Olsen; Start date Jan 25, 2012; may be the best option. His first experience came in completely restoring an antique home. Cut out a slot that closely follows the one in the seat tube which allows the 'post to be clamped. Always make sure the seatpost is not stuck when buying a bike. Since it's obviously stuck very badly, and as you say you've cut the top of the post off so you can't very well get a good hold on Steel frame with stuck seatpost. Now it is way down in the seattube about 8 inches. Posted: May 24, 2019 at 13:32 Quote: Penetrating oil did the trick for me on my Intense. Bottom Use a hack saw blade to gently, carefully, slowly cut a kerf in the inner diameter of the seat post. The seatpost, in pieces, came out and I experienced a moment of euphoria not unlike Lindsey Vonn’s when she won the gold. Instead, try gently reversing the drill in the opposite direction. How to remove a stuck seatpost using a custom shaft extractor tool !!! THE SECRETS OUT. In the end, everything worked out. 6 and someone managed to get a 26. If the head of the post has come off the odds of getting the rest out are slim. Googling “stuck seatpost” directed me to several good posts, in Just as round twos. If you work on stove and lanterns long enough, eventually you shear off a rusty screw or bolt. Problem when you cut off the end of a stuck bolt is your drill bit is gonna slide off when you try to drill though it. Another suggeation would be to find a long drill bit that is smaller in size than the seat tubes inner diameter, but bigger than the seat post's inside diameter. Reply estatefamilyguilds 2017 scott foil premium stuck seatpost. The seatpost is carbon, and the frame is aluminium. iluvmybike Über Member. Join Date: Dec drilling a hole in the BB for a steel rod, and beating it out from the bottom: and, 2) Lye, If you have to resort to drilling it, the solid part at the top actually can help in that it gives you a flat place to start a drill bit or reamer. What was weird about this seatpost was that it wasn’t even inserted past the minimum insertion line of the post. For a lot of us, drilling it out and tapping the hole is an i How to remove this di2 battery from seatpost? Seems to be DIY bubblewrap holding it in there about 10cm into the tube. I also used a dremel once to cut slots in such a problem, until I could very faintly see I was close to the edge of the aluminum. 4 posts • Page 1 of 1. It finally snapped. 5mm thick, which you can just peel out, and no damage to the seat tube. To do this, you will need a few basic tools. If necessary, twist the A stuck seat post puts a wrench in your plans but it isn't a deal breaker if you follow these tips to get it removed. Same goes for a quill stem if the bicycle has one. Sep 14, 2001 4,144 1 at the Here's the follow-up to the last video where we're going to rescue more bike frames by pulling their stuck seatposts, but this time with 200% more science! U Make up one which is about 3mm smaller diameter than the seatpost, cut the post so there is an inch or two poking out, and ream out the seatpost walls using a mains drill. Sounds like fun ! EDITSeat post is Out ! See post # 41 In this instance, the shop does what it can to remove the bolt (this is often time consuming) before drilling out the rivnut and fitting a new one. Now the keyhole sawbit is stuck in the tube. I'd already had a go with a drill which may have weakened the splined rings, but nothing was moving. My favorite method is to drill a hole in Stuck Seatpost (steel frame and aluminium post) Drill a hole large enough for a breaker bar through the post, spray the air duster in, and either lock the post and breaker bar in a bench vice, out of 15cm of seat post, this is all that was left (keyboard to scale) Some people have luck with a pipe wrench. The seatpost is already ruined, it just can't be seen and that's reason we're in this predicament in the first place. There are some minor scrapes inside the BUT it's got a long alloy seatpost well and truly stuck which I've been trying to shift because it's at the wrong height. In this article, we will discuss the tools needed to drill out screws, step-by-step instructions on how to use them, and provide some examples. Drill Bits: Use the appropriate drill bit size based on the screw head type to avoid damaging the surrounding area. I think that will probably deform the bottom bracket with bad results. This provides the perfect way to remove a stuck seatpost. This spray is intended for Carbon to Carbon stuck components but will work with both. Learn how to expertly resolve the frustrating issue of coins stuck in your laundry machine's coin box by applying safe DIY methods, including drilling out the box. Phrasing. Been sitting in a back yard for a long time and the seat tube is stuck fast! I've soaked in WD-40 for over 24hrs and tried twisting hard with big channel locks, Iv'e tried taking the collar off completely and spreading seat stay tubing with no avail. x so it leaves a paper-thin One effective method to remove these screws is by drilling them out. Or if you have access to a drill press with large drill bits and a way to align the bicycle frame precisely, you could drill out the seatpost to a thin shell and then crumple it up, pushing it away from the inside of the seat tube with a flat-blade screwdriver Removing a stuck seatpost can be a challenge, but with the right techniques and a bit of patience, it’s definitely manageable. RiddleOfSteel: 11-09-19 07:45 PM: Nice Then I cut it off and drilled it out with a 3/4" drill bit. I supported the frame very carefully and hit the end of the spindle as hard as I could with a sledgehammer. I have take a keyhole saw and tried to drill out around the inside but did not work. The internet offers multple But if the frame is aluminum, it doesn’t help you. Once you cut that post off, attempt to drill, saw, file it out, you just may have a useless frame! 18 months after realising my Thompson Seat Post was stuck in my titanium Jones I've been worried about removing it from the frame. You may have to plug bottle bosses with rubber stoppers. I have found Phil Wood to be worth the price. After soaking with Kroil for a while, I'm going to drill a hole in the BB shell, then get 30" of rebar, slip it through the BB up inside the seat tube to the seatpost, and pound it with a mallet. I had an alloy seatpost stuck in a steel frame and had to resort to hacksaw+caustic soda method to try and melt the seatpost. Once you have created the groove, increase the drill speed to its highest point and drill out the ignition lock cylinder. If you can get an 8mm allen key through the center, use a 3-4 foot long tube on the other end and you can gets tons of leverage for turning. I went and bought an off brand puller. If you use the right size bit the threads should catch and it’ll start coming out. Lucky it was partially out. I don't know anything about bikes but I use it to commute and the low seat is hurting my knees. Have a cuppa, Stuck nut on rear derailleur. alfeng Well-Known Member. I have an aluminum seatpost and the frame is carbon. I tried emailing Banshee through their website, but it didn't work. But a machinist may have the proper drills to do that in the first place. You don't want to go any further or you'll start going into the steering column. Here is a general guide to removing a stubborn bolt: Gather the necessary tools and equipment, including a high-quality drill with the appropriate drill bit, lubricant, and safety gear. I have used the large screwdriver in the seatpost lugs. Q: What type of drill bit should I use? A: Use a high-speed steel (HSS) drill bit specifically designed for drilling metal. That's a great way to go, but when it doesn't work I cut it and then hammer drill the carcass out of the ST. We were able to drill down about 3. That is what I would I recently decided that if I ever face off with a frame with this issue again, I'll get an appropriately sized reamer and just carefully drill it out. The bit itself is 25. Stuck seatpost (aluminum and steel) RJ the bike guy on YouTube has a good video on this, and Sheldon browns website lays out all your options somewhere I really liked the idea of the slide hammer or drilling the impact socket and bolting it to the seat post. I'll let you know how much time it takes, when it finally falls out. You will have to be pretty accurate with the drilling. That’s so little that I thought the post would come out without much of a struggle. 2)using a large drill, drill through the center of the seat post. Home › Forums › Bike Forum › How to get a stuck seatpost out if a frame – Big F. Remove the (stuck) bit from the drill and now you’ll have an exposed bit that you can work with. Cheers. You're seeing solutions for Bicycle. Has anyone tried to drill a cable hole for an internally routed seatpost? It doesn't seem like it would be very difficult to do in the same spot as the factory hole on the new bikes, but I also don't want to crack my frame in half. And whatever the frame is made out of, you’d better get a chunk of that material and put some of the liquid metal on it first to see what happens before you go near your frame with it. Ive buggrrd the post now anyway so it looks like im gonna have to drill it out. You can just drill out the seatpost with a 1" drillbit. 1)cut seat post off about 1" above frame. Abandon this bike now and get another one. I went for a stroll along the canal and 1. Use a left handed drill bit and a drill in reverse. 8 seatpost in, a pretty nice Suntour XC post. Now it has snapped and the remains are firmly stuck. I cut off the FC seatpost and tried to break it out of frame. These steps will likely allow you to keep using this frame for years to come. This is very laborious, and you run the risk of damaging the frame if you cut too far, but this approach cannot fail. I cannot get it to drop out although I don't think it is actually stuck like the seatpost. it's one of the ones that uses the collar at the saddle to mount. Allow the oil to penetrate for a few minutes before attempting to turn the screw. Messy, onerous work - but saved the frame. Cut the 'post so that it is flush with the top of the seat tube. I was down to the last resort - sodium hydroxide, aka lye, [Jobst Brandt doesn't think this works, because the ammonia won't penetrate -- see his comments on stuck handlebar stems. It took me over 10 fills (and periods of 30min waiting) to get it out. If you are getting a new REV 2, have your bike mechanic grease the interior portion of the wedge. Forum rules. No screwing around, no Some are worst than others. Your best bet would be to buy a good quality extractor set, they usually come with left handed bits and the appropriate sized extractor for each bit. I think we can all agree that drilling it out is not advisable - a last resort. Unfortunately if it's been years since your seat has been OK, So I have a stuck - unreasonably stuck, post. I put wd40 on it, but I can't get it in between the red and silver area. I tried: Penetrating oil such as WD-40, Hard core penetrators like PBlaster and Kroil, Freeze spray, Hammers, and giant levers. Then I did the lye/ caustic soda thing and it got a little thinner after using two If it’s steel, drill through the BB shell into the spot where the drain hole would be - bonus BB drain hole! Or take out the wire guide and use the screw hole for that (but that would probably ruin the threads, so maybe don’t). Steel seatpost = fine as long as appropriately greased to prevent any scratches getting rusty. Oh and it may break your frame and almost certainly will ruin your seatpost Hope this helps others in the same spot. the same problem exept my seat post snapped just above the frame when trying these tips any one know how to go about drilling using a reamer to extract the seat post ian November 2010 You need to drill a hole in the bottom bracket and pour a mixture of diet coke and hydrogen peroxide into it. Cut off the top of the seatpost, then saw a slit from the inside with the blade and collapse the post and pull it out. I hate these seat posts. Share Add a Comment. Thanks, everyone! Let the build begin After failing with penetrating oil, I tried the boiling water trick on my aluminium seatpost, stuck in a steel frame. Drill it out. If the hole isn't big enough to fit a hacksaw blade, drill it out larger (measure how large you need the hole to be and buy a large drill bit at the hardware store if necessary, assuming you have access to a drill). Wd40 is not penetrating oil I recently had a stuck post, tried all. Use a fine metal hacksaw blade with a few Removing a stuck seatpost is one of the most difficult jobs you can do in the workshop. When you have the EZ Out busted and out of there, take a 3/16 drill bit and drill all the way through the frigging bolt, then follow up with a 1/4" bit until the head of the bolt comes off. Then use a pipe wrench to rotate the seatpost and at the same time use a hammer to hit it on the underside of the wrench to get it out. Remember to use oil when drilling this stuff, but I'm sure you're familiar with proper technique. Jeez, ive tried everything, soaked it in lube for several days, frozen it in liquid nitrogen, had 10 tonnes on it in a press and the little blighter still wont shift. #seatpost #jammed #stuck Home › Forums › Bike Forum › Drilling a hole in a seatpost Search Overview Chat Bike Members News Women This topic has 36 replies, 17 voices, and was last updated 6 years ago by Bez. Hey everyone! New to here and to carbon bikes too. Another thought would be to get a step drill/reamer and have a machinist turn it down to the proper size and drill it out. 5 inches of tube was inside the frame. Edit: Do not clamp the seatpost in a vice and try twisting the frame if you have an aero seatpost as that will do nothing. I thought this is going to be easy now. There is also like a layer of it coating the walls, preventing me to refit the original aluminum seatpost. Jul 23, 2005 6,723 254 63. Just a side note, I cannot tell you how many Rockhoppers with stuck seatposts I've come across. 16 Mar 2018 Remove the seatpost and saddle, soak the bolt in WD or plusgas or similar and let it soak. 18 months after realising my Thompson Seat Post was stuck in my titanium Jones I've been worried about removing it from the frame. Step 2 – Remove the Drill. If that doesn't work, I normally stick the seatpost in a vise and try to get some leverage on it that way (this is out of order with the tips of Sheldon). Now I spray paint my seatpost below the insertion point to avoid the corrosion. ) The seller should indeed compensate you for a seatpost, but any chance of a refund is probably gone after the hammering. Our solution for removing the post was to use a drill bit the size of the post but smaller than the tube and drill the seatpost out. Any drill you have will work; use titanium drill bits. I've gotten a similar one out by filing wrench flats in the sides of the post to lock it into a vise and twisting the whole frame around the post. Stuck seatpost - a new idea? - Google Groups Groups When you feel the drill start to bog down, go forward with the bit a little then go back to reverse and repeat. Beauty will save the world. First, Try Lube You simply loosen up the nut keeping the seat on and pull it out for a more comfortable model. You could also drill through the post and either insert a breaker bar Try taping the seatpost with a rubber mallet. They welded a very thick, like 1/2" thick pile of weld onto the top of the tube, then drilled and tapped it for a huge bolt and hauled it right out. 5″ liner with 3. Question: I recently tried to adjust my saddle height on my Trek Fuel 98 and unfortunately found that it is no longer adjustable. Jim Turned out to be a stuck seat post which I managed to free off by soaking with penetrating oil. To effectively drill out a wheel stud, follow these step-by-step instructions: Begin by gathering the necessary tools and equipment, including the appropriate drill bit, drill, safety glasses, Make sure you get a loooong seatpost with a size-on-size fit, and don't over-torque the bolt. That got the post out-- it was trashed. 100% successful removals, I recently bought a second hand bike, and the seatpost is firmly stuck in place. A stuck seatpost is a fatal flaw and many times can't be removed. Completely redone from the inside out, and restored to its original form, the home is a featured As far as DIY bike replacements go, changing out a bike seat is pretty simple. Ensure it’s charged or plugged in for uninterrupted use. I tried all methods with a stuck seatpost and eventually had to use caustic soda to dissolve the seatpost. Discover step-by-step instructions, essential tools, and preventive maintenance tips to avoid future blockages. I have come to the point where I want to adjust the seatpost length and I cannot move the seatpost at all. It took about 36 hours, but it came out in the end. Top. 4, and the seatpost is 27. By following the step-by-step guide and exercising caution, you can successfully remove the stripped screw and continue with your project. The reverse motion may help release the drill bit from the screw. Select your model to find parts for your device. I have read 'all' the threads on MTBR (it's actually an easy subject to search for - Advanced Search>"Stuck Seatpost">Thread Title Only>Enter>BAM!!! ) and have read other things. Home › Forums › Bike Forum › Help! my seat post is stuck! Search Overview Chat Bike Members News Women This topic has 31 replies, 19 voices, and was last updated 14 years ago by Selled. Preventing Stripped Screws: Best Practices. Finish the job. For a really stuck post, I used the screwdriver and a pipe wrench. I don't suggest it. I still have one here and another I drilled out. Carbon seatpost = fine - as long as you use a torque wrench and an anti-slip paste. RJ the Bike Guy has develop a technique to remove a stuck seatpost using an impact wrench. I'd consider the seatpost scrap and expect to replace it. You simply loosen up the nut keeping the seat on and pull it out for a more comfortable model. Does anyone know if the black casing the bolt is stuck in is replaceable or has anyone experienced this and knows how to remove the bolt. Warming it up with a hair dryer. You know we do some dropper post modifications, mainly internalizing and solves it all together. Here is a pic of the tool I use. Unlike the welding technique (Method 4), you can use this method to remove even deep-lodged bolts. You will have to grind the end of the bolt as flat as you can as close to the boss surface as possible, then use a very sharp, self-centering drill bit to start the hole through the nut boss. 7/8″ Tri cone Pit on DP & HWDP, CRC hole clean with 50 bbl HI-VIS of 130 sec which is half volume of the hole two Cycle !!!. Grab a vice grip, sturdy pliers, or Anyway, this is why the seatpost is stuck. This will probably mar and weaken the post, I've had to drill/cut one out before. O. Flip the bike frame and clamp the seatpost firmly in a bench-mounted vise. Drano drain cleaner in water also dissolves aluminum oxide. I I didn't realize that the seatpost allan bolt has been completely stripped. The seatpost is a goner though no matter how nice it is. the least fun and most frustrating but the only method guaranteed to work. Bicycle. My brother has a carbon bike where the seat post has stuck in the seat tube and no amount of effort seems to help to pull it out, to the point that he is afraid to break it. So I gather I need a screw extractor, a tap wrench to use with screw extractor, and a drill. I was replacing my brake callipers and one of the bolts snapped and is now stuck. I would suggest you not use the lye, and do not jack from the inside of the bottom bracket as has been suggested. Retrobike Rider. It partially came out then stopped. Center punch the bolt, make sure it’s center. Let’s start out with the Coke Method. You can try this, but it's a last resort. I got a bunch of optimistic advice and it all failed me. Don't do anything drastic, GCN are here to help!Subscribe to GCN on YouTube: http://gcn. unfortunately the red plate appears stuck and wont budge. Vinegar and WD40. I got it out out using a similar method of the double screw drivers--used some long bolts (threaded rod from old trophy's ) and then on the end of that I stuck 3+ foot sections of pipe (galvanized 1" iron pipe from home depot stuff--very strong). Conversations. A lot of the techniques I've seen online are for steel frames only, and look like they might damage the aluminium. is it possible to stuck in CSG and what the type of stuck should be named if it happen(Big Fuck up) Check this: Drill out CMT in 4. The intent is to reduce the seat post wall thickness for the next step. View Single Post 06-21-10, 09:23 AM #33 raverson. Since the post is mangled, another option is to drill a hole in it near the top, slide a bolt through and tighten it up. 4mm) After a handful of squeezes on the clamp to apply outward pressure, the seat post popped out. However, you I always pause before cutting off the top of a nice seatpost because it seems just so wrong. Viewing If your drill bit becomes stuck in the screw while drilling it out, do not force it further. (Drilling away as much of the seat post as possible saves time cutting through it by hand later). . But it is out! There are some YT videos. I had the worst one i've had ever!!! On a old Kona Fire Mountain, the seatpost was a 26. When the post came out it was covered in a white powder from the corrosion/reaction. It is raw aluminum in a steel frame (picture mid/late '80s) - not prepped - So I'm definitely thinking galvanic welding. The video shows how to make the part and how to remove the seatpost. Trashes the paint but after that you can hammer the post out. If the drill bit is not perpendicular, it is much more likely to walk or result in an oblong hole. You can sell the bike with the decapitated seat post for $100, or you can buy a new frame and move the parts to that frame. Explore alternative techniques such as using magnets, wire hangers, and compressed air to Tools to remove stuck seatpost? Jump to Latest REVIEWS DEALS BIKESHOPS TRAILS When the old seatpost gets pretty thin, it will just start turning with the reamer and come right out. I was wrong. Avoiding further damage and ensuring success in removing the broken tap. I i am curious is anyone has found a remedy for this problem, or if i'm stuck with a low seat I've had success drilling out the bolt head with a drill bit the same size as the bolt, and then replace the entire clamp. I don’t think I put any grease on it as I was told not to grease a seatpost that goes into a carbon frame (grease degrades carbon?). No joy after four or five attempts. For bike mechanics the stuck seatpost, essentially a seatpost that won’t budge for rust (or other reasons that get into chemical terminology I won’t bore you with), is one of the worst things to repair in the world of bike problems. Ti seatpost = fine, most manufacturers still recommend some grease. Any ungreased alloy seatpost will chemically bond to a steel frame over time and this one wasn’t budging. if everything is absolutely true and concentric, you will get a "seatpost" with walls 1. I've tried a mallet/hammer and a "fast release penetrant" spray but nothing. The one time I've had a carbon seatpost that resisted the normal removal methods I had to saw it out of the frame. Q: What happens if I drill too far into the lock? Need help. A couple bits, graduated in size, would be even better. I had a stuck seatpost & made things worse by doing the stuff you tried early on but previous owner had cut the seat post too close to frame to get leverage. First, a list of supplies. Many times, this leads to breaking the bolt off and having to drill and re-tap the hold or trying to remove it with a bolt Some jobs you just have to get the specialists to do, My Ti frame had a well and truly stuck Thomson Masterpiece Seatpost, enter The Seatpost Man. To effectively drill out stuck screws, you’ll need the following tools readily available: Drill: An electric drill is your primary tool for drilling out stuck screws. It wouldn't pull out. Get another frame that uses the same diameter seatpost, and A total beginner to having to do this but have a stuck allen bolt on each of my 2 bikes. Reverse drill bits can be very helpful in removing broken bolts, and you may be able to purchase a special ‘extraction kit’ for this purpose. Here is my success story: The Experimental Runner: The Straight Goods on Removing a Stuck Seatpost. Trust me, it can work! For bike mechanics the stuck seatpost, essentially a seatpost that won't budge for rust (or other reasons that get into chemical terminology I won't bore you with), is one of the worst things to repair in the world of bike problems. Ultimately, I cut off the PANTAGRAPHED Campy post and had to cut the remainder out by cutting opposing slots along the length of the post with a hacksaw blade. Make sure to take out the bottom bracket and block the hole under the . Soak it, a couple days if needed, keep topping it off so the level of the ammonia is above the seatpost within the frame. Now, once your seatpost is out of the frame, take your seatpost out and grease it every once in a while Facebook0Tweet0Pin0LinkedIn0 While drilling, with high tension and torsion in a drilling string, the drill string creates wear, called “key seat “ at wellbore where there are changes in the direction. Stuck seatpost - a new idea? - Google Groups Groups Got an old Specialized Hemi BMX. Remove your seatpost. Stuck hardware occurs when a bolt, nut or screw gets corrosion between the threads and they won’t budge. An expert at home repair, remodel, and DIY projects for nearly 40 years. Sort by: In a Pickle - Aluminum engine head - need to extract exhaust stud - easy-out bit piece stuck inside so near-impossible to drill out Steps to effectively drill out a hard or strong bolt - To effectively drill out a hard or strong bolt, it is essential to follow a step-by-step approach. Again, use a new sharp bit. Find free step-by-step repair instructions, manuals, schematics, community support, and other DIY resources. Cut the post off an inch or so over the seat tube and used an abrasive blade down the length of it until I could pull it away from the inside of the tube. A customer recently brought in an original Heckler with a very stuck, very short seatpost that we couldn't do anything with, we told him to take it to a machine shop. If that doesn't help do this spray some wd-40 in-between the seatpost and the frame let it sit. I have added the hammer drill technique mentioned by another forum member. 5-4 inches so that another seatpost could be used. Allow it to sit for 3 months, then do a quick 400° oven treatment followed by a quick freeze to allow the metal to contract. The beast pulls a stuck seastpost out with a massive bang, must watch. The stem wasn't much different but much easier to cut than the seatpost. So ended up trying to drill it out (last option !!!) but as didn't have a workshop bench to hold steady ended up coming out the frame tube :cry: A. Carbon seatposts are nearly always lost. Also, work out any excess Loctite on the new bolt by tightening and loosening the bolt 10-20 times. Drill out both pilot holes for the first cage mounts. Anthony. 2mm seat dh-pete wrote: It's pretty much f*cked to the point of needing completely reaming out now. Obviously caustic soda wont work in your case as it'll just destroy your frame. You can do this alone but a person at each end of the bike can be easier. If this doesn’t work, let’s get the drill out of the way. One suggestion. I just wanted to know if a hand drill would be powerful enough to use on an allen bolt. Subsequently I found someone with a table-mounted vice, and I was able to get it out following Sheldon Brown's #5 tip by moving the frame with the top of the seatpost in the vice. protocol_droid Posts: 309 Took out the main bolt which normally loosens the tension of the red clamping plate. I have looked online, but lots of people seem to either rotate the seatpost to free it (Can't do this as its aero) or end up cutting the seatpost out. B) Once you have REV 2, try #1 again. You can drill out a broken bolt using a reverse drill bit or a special extractor bit. Unfortunately we hit the seattube just a little in one spot and the seat tube is now cracking Good luck!! zedro Turbo Monkey. As an alternative, I made a custom hacksaw - basically just a hacksaw blade with a stiffening spine. I initially twisted a saddle out of the rail--the rail popped out of the saddle body. eu/gcnsubsA Does anyone have a last resort option for removing this stuck seatpost, I've never came across a seatpost this stuck Advanced Questions I've seen a seatpost cut out very carefully with a jab saw. What you are proposing to do is much less damaging to the frame than removing a stuck bottle cage bolt. 2mm seatpost. then POH 1 STD Rack back try to pickup the 2 nd get stuck ( No Rotation, Little up & down aluminium seatpost stuck in chromoly frame? - Find out how to mend it, for free. The famous and highly helpful article about removing stuck seatposts by Sheldon Brown (RIP) Unpopular opinion: you're screwed. Reply reply Welded itself in there solid, I drilled a hole in the seatopst below the saddle then stuck a bar in there for leverage, straddled the bike and tured the post out with wd40 help. Cut the seatpost off so that about 1/2" is left sticking out, then insert a hacksaw blade into the seatpost and carefully cut a slit in the post. What I've had the most luck with is Evaporust. I've got a seat post here that's stuck, Try using the wrench to turn the seatpost one direction, then the other, alternating back and forth until it finally frees up. drill content Search Overview Chat Bike Members News Women This topic has 9 replies, 7 voices, and was Thread: Stuck seatpost - Nuclear option. Avoid if possible. You heat up the Al so it softens but does not melt. I don't blame you for trying though! I am out of options, maybe drilling a hold through, One of the biggest frustrations when disassembling a vehicle for restoration, or even repair, is the dreaded seized or stripped bolt. With the last of the pieces out I cleaned up the inside of the frame with some wire wool (using a bent coat hanger to pull it back up) and put the original aluminium seatpost back. Then drill it out very carefully at a slow rpm. (See picture above for example) Click here for drilling instructions 18 months after realising my Thompson Seat Post was stuck in my titanium Jones I've been worried about removing it from the frame. Right now the seat post/seat tube connection is water tight, nothing is leaking out, so the acid is dissolving the seatpost form the inside out. You can find cable stops and drill them out, or a hydraulic hose routing port or a hydraulic hose rack mounts for from frame building companies. Peugeot 531 pro, Dawes Discovery Tandem, Dawes Kingpin X2, Raleigh 20 stowaway X2, 1965 Moulton deluxe, drain off the ammonia and use something to turn the stuck seatpost with, I used a friends vice. Usually gonna be heavier than aluminium. Learn how to remove a broken tap by drilling it out in a safe and effective manner. Feb 3, 2012 #18 Originally Posted I'm in a win-win situation whereas you're stuck with Drill it out, the bolt should be made of cheese . Similar to Aluminum seatpost stuck to a steel frame but worse, since the seatpost is broken exactly at the Either the force of the drill will overcome the corrosion and the post will move on the drill, or you'll bore out enough of the wall thickness so what's left will invert itself by poking a thin screwdriver down the sides Mechanical removal (I have done this successfully): you will need some hacksaw blades, a flashlight and optionally a large drill or possibly a unibit with an extention. Q: How deep should I drill into the lock? A: Drill only as deep as necessary to reach the lock cylinder‘s internal mechanism, typically about 1/2 inch. Get a smaller diameter seatpost that matches the internal diameter of the original stuck 'post. Drilling out the ends of the crack and ensuring proper seatpost fit are 90% of the solution and likely sufficient. It did come out but it was REALLY in there. I called 15 otherwise really reputable bike shops and they all said it would be over $100 and may not get it out anyway. Either drill a hole in it and try prying it out that way or cut down the seat post, bend the remaining with pliers and pull it out mangled This feature can improve the efficiency of the drilling process and reduce the chances of the drill bit getting stuck. Leaving out the back story - which is emotional - here is how I got an alloy seatpost out of a Columbus SLX (steel) frame. Local iron mongers tried to I did exactly as 531colin said in (3) to a REALLY stuck seatpost, worked for me but don't do it inside the house . I also have a big plastic bin under the bike to catch the seat post/sodium hydroxide when it finally eats through. Bicycle Mechanics & Repairs; Replies 5. Like many others, I cut the SP out with a saw put together for the purpose. Home › Forums › Bike Forum › Seized Thru Axle – Running Out of Options 💪🏻⚒️ Search Overview Chat Bike Members News Women This topic has 9 replies, 7 voices, and was last updated If nothing else works, the final resort is the old hacksaw blade trick. It takes about 25 minutes per side just for the record. The final thing that finally worked for me was to use a rubber shim. Hold your drill very steady, and be ready to pull it away if it starts to walk. I have on occasion removed stuck pistons from motorcycle cylinders with liquid nitrogen however. But ya that lined opening on that frame exposing a lower bit of the seat post. Leaving the frame upside down with the seatpost Help me remove this stuck seat-post (that’s larger than seat tube and being forcefully Avoid cutting any length out of the seatpost if you can help it, as the shorter it gets the harder it will be to hold and some will brake off (25. Air tools are awesome for removing stuck stuff, because they hit with a little force a lot of times. Hey presto, the old, stuck seatpost is a permanent shim. The bolt looks pretty rusty, you may have to drill it out to replace it if it's seized. While drilling out a stripped screw is often the most effective solution, Penetrating oil, such as WD-40, can help loosen a stuck or stripped screw. It is unlikely that you will make a problem if you do this carefully. I leave a stub of the post sticking out so there is still something to grab on to. The general all-things Road forum! Moderator: robbosmans. The IC is made of some very harded metal and it's gonna take some work to get it drilled out. It most commonly happens when an ungreased seatpost comes into contact with a frame, bonding the two together Loosen the seatpost clamp, then pull out the seatpost! If that doesn’t work, you can try spraying it with WD-40 or Liquid Wrench, waiting, and trying again. no real measurable purpose. Ive been wrestling all day with a seized in aluminium seatpost in my t1 barcode frame. timmymk Posts: 2 Another thing that will speed the process is if you drill out the bulk of A seized seatpost is a common bicycle maintenance issue. Don’t force the drill and let it do its work. Senior Member . I would machine it out. 5 hrs later I had an undamaged Ti frame and a usable Drill that hole as high as you can, not directly above the seatpost clamp but rather very close to the saddle clamp, as stresses are higher the closer you are to seatpost clamp Investigate the surroundings of the hole often for beginning cracks with a flashlight, let's say every time you refill your tubes with air. This could cause the drill bit to break or become damaged. First use a 1/8" drill bit to make your pilot hole. I lightly honed out the seat tube with a 60 grit on a hanger in my drill and worked my way up to steel wool until I could fit a 27. I've removed the seatpost bolt completely, but the thing won't budge an inch. Frequently Asked Questions. The soft to medium hard Ever dealt with a very stuck seatpost? If you know, you know and you’ll wish you had Phil Vandelay’s latest invention: the mighty stuck seatpost removal tool. +1 on greasing posts, bolts, etc. I soaked that bad boy for Catharine Pendrel's seatpost - not likely to be stuck. Sheldon has 14 tips Before starting the hacksaw method, you may want to try drilling a hole through the seatpost and using a leverage bar. Nope. I've removed most of it by tugging and smashing, but there is still a lot left deep in the hole. Btw, pretty sure the Fuji feather uses a 27. jtny wdhaxn sgtqdq pino ngzna utyex fkwsq mxin yect iye