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So I've always been shit at extracting snapped off bolts with the welder method...
I snapped a head bolt on my D2 so I've been trying again using the washer+nut combo and still no dice.
Anyone have any tips and tricks? I'm about to give up and try drilling it out.Originally posted by priapismMy girl don't know shit, but she bakes a mean cupcake.Originally posted by shamesonUsually it's best not to know how much money you have into your e30Comment
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I use a bolt extraction kit.
Essentially drilling into the broken bolt, and tapping in a tapered bit with counterclockwise gripping fins.
I've never used a washer in that method.
Straight to the nut.
If the broken piece is very uneven, you're going to want to drill it down so you can center a hole with some accuracy or the drill is just going to run way to the wall of the hole.
heat is going to be your best tool here. The welding trick is good one because you now have a hex head again and two the intense heat
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It's cold as shit (outdoors) so heating the block is hard. I also have to lug tools/welder/gas there with me, so that's not ideal either.I use a bolt extraction kit.
Essentially drilling into the broken bolt, and tapping in a tapered bit with counterclockwise gripping fins.
I've never used a washer in that method.
Straight to the nut.
If the broken piece is very uneven, you're going to want to drill it down so you can center a hole with some accuracy or the drill is just going to run way to the wall of the hole.
heat is going to be your best tool here. The welding trick is good one because you now have a hex head again and two the intense heat
I have like a drawer full of EZ-outs, but I find the best result is when you use the largest one that will fit inside the original stud, so a lot of drilling, and I'm scared to snap a bit/extractor off.(Welder also not super ideal for melting/spatter/fire potential)
I think I'll buy a big bag of M12 (or whatever SAE equivalent) washers/nuts and spend a day continuing the welding before I give up.
I think the washers help with the strength of the connection to the snapped stud. Seems to be stronger than I remember when I tried this last time without them.
I had the best result when I wallowed out the washer hole a little bit, it took a few threads off the stud with it when it snapped, and the weld looked like it had better penetration. Hoping to buy M12 washers this time to emulate that...
I think it's just very corroded, hoping it's only near the top so it comes out after it gets a few more heat cycles.
Originally posted by priapismMy girl don't know shit, but she bakes a mean cupcake.Originally posted by shamesonUsually it's best not to know how much money you have into your e30Comment




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