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Any suggestions for removing this broken screw?

plshelpme

Member
Joined
Jul 16, 2017
Messages
14
Basically gotta just remove this screw. The top sheared off. There's not enough sticking out that I can just screw it out with pliers, unfortunately (my luck). Any ideas? Thanks guys.
 
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blair683

Well-known member
Joined
Feb 21, 2017
Messages
460
Location
Ohio
Get a nut that just fits over the broken bolt. Weld the inside of the nut to the broken off bolt. Then try a socket on the nut. If that is not an option. Your only other bet would be some kind of easy out tool. Or try to drill the bolt out and retap the threads.
 

welderjosh

Member
Joined
Mar 10, 2008
Messages
18
Build it up with a little weld before you weld the nut on it. The heat from the welding will help unstick it also.
 
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plshelpme

Member
Joined
Jul 16, 2017
Messages
14
Get a nut that just fits over the broken bolt. Weld the inside of the nut to the broken off bolt. Then try a socket on the nut. If that is not an option. Your only other bet would be some kind of easy out tool. Or try to drill the bolt out and retap the threads.

Build it up with a little weld before you weld the nut on it. The heat from the welding will help unstick it also.

Thats a cool idea, I think I've heard of that somewhere else as well. Only problem is, I have no soldering equipment. I'm not sure how much that'd cost either. If it's cheap (doubt it) I can do it. Don't wanna sink too much money into this project!
 

cdestuck

Well-known member
Joined
Nov 13, 2013
Messages
1,462
Location
Altoona, Pa
Buy a small set of left twist drill bits and see if drilling it helps pull it out. If not, tap a ez out into hole and see if that pulls it out
 

frankthezapper

Well-known member
Joined
Apr 22, 2014
Messages
99
Location
Brunswick Heads, NSW, Australia
Sounds to me that you are fairly new at this game, I suggest trying the simplest ways first. IF the bolt is accessible from the back side, cut a slot with a hacksaw and screw out with a screwdriver. IF, as I imagine, the bolt is in a blind hole, try driving it out with a hammer and centre punch or cold chisel, hitting as far radially on the bolt as possible (to get drive), but not so far radially as to interfere with the parent material. IF it's a steel bolt in an aluminium casting, there was a report on here recently of someone dissolving the bot with a chemical whose name I just can't remember now,...was it a solution of alum or baking soda, I know it wasn't caustic soda (because that's what we used to dissolve the seized on piston material in cast iron cylinder liners of motor bikes in the 70's) If it's in timber I don't know.
 
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frankthezapper

Well-known member
Joined
Apr 22, 2014
Messages
99
Location
Brunswick Heads, NSW, Australia
Ah, now I went back and looked at the pictures!! Just today I bought a set of screw removal tools at Aldi (world's best supermarket) a tapered LH thread with flutes cut in. Drill a pilot hole with your normal RH drill bit, insert the removal tool and drive with your drill in reverse. (Having crossed your fingers and incanted to nearly all deities.)
 

EOC_Jason

Well-known member
Joined
Jun 25, 2012
Messages
11,388
Location
Bentonville, AR
If you don't have a welder, drill it out (LH is preferable if you have them or have time to buy them), and if it doesn't come out then use an easy-out... If it is still stubborn keep drilling larger until you are just under the size of the OD threads and one way or another it should finally be free. Might have to clean up the threads some with a tap...
 

matt_i

Well-known member
Joined
Mar 14, 2008
Messages
10,758
Location
SE Michigan
The pen works great as long as the bolt broke via overtorque when tightened or undertorqued/loose and isn't frozen by corrosion.
 
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