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Removing Stripped Screw

Jsf721

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Dec 23, 2012
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LI, NY
I tried to remove some screws on my panic bar lock at work and although they look black they are made of very soft brass.

I got 1 of 4 out and one stripped, the other two that were too tight to break I left alone. So here I am.

Anytips? I am using a williams screwdriver with the correct tip that fit. Just can brake it.

What do need to buy to get the stripped screw head out? See picture below.

Thanks,

 
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porschedude996TT

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Santa Maria, California
Drill it out. Use a drill size under as you would use to drill and tap for same size screw. Drill motor must be in alignment with the screw. In this case you may just need to drill a little ways and pop the screw head off by stopping the drill and angling the motor to one side. After that you may be able to remove the screw from the inside or continue to drill and remove the shell of the screw after drill since it has lost any structure.
 

RECox286

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South Joisey (yeah, that is part of the USA)
If there is any of the cross left on the screw head, you can try to

drill the center of the screw head slightly deeper to see if you can

get a second bite on it with the proper screwdriver. Trying and

failing that, try the hacksaw method second to get a third try before

drilling the head completely off. It may help to tap the screwdriver

with a hammer before you start to try turning the screw, and I have

found that sometimes it helps to try twisting the screw in the direction

of tightning before trying to loosen.

Uncle Bob
 
OP
J

Jsf721

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LI, NY
First off, thank you guys for responding so quickly. I will try the above and let you know. I need to run to HD to pick up some of the items that were reccommended. I will let you know how I make out.

In any case thanks for the suggestions.

Drill it out. Use a drill size under as you would use to drill and tap for same size screw. Drill motor must be in alignment with the screw. In this case you may just need to drill a little ways and pop the screw head off by stopping the drill and angling the motor to one side. After that you may be able to remove the screw from the inside or continue to drill and remove the shell of the screw after drill since it has lost any structure.

Dremel or hacksaw. Cut a slot and use a flat head screwdriver.

If there is any of the cross left on the screw head, you can try to

drill the center of the screw head slightly deeper to see if you can

get a second bite on it with the proper screwdriver. Trying and

failing that, try the hacksaw method second to get a third try before

drilling the head completely off. It may help to tap the screwdriver

with a hammer before you start to try turning the screw, and I have

found that sometimes it helps to try twisting the screw in the direction

of tightning before trying to loosen.

Uncle Bob
 

Milton Shaw

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Feb 11, 2011
Messages
4,845
Use an impact driver. These take a screwdriver bit and then hit on the end with hammer to give very great force in turning and jamming the bit into the screw. Used a lot on motorcycle repairs etc. Lisle makes one and they are also available from most tool trucks. Should be about $25 to $40. You will find a lot of usage for this tool. Just google impact screwdriver and they show up from about $13.50. Very simple tool very great help in removing screws.
 
Last edited:
OP
J

Jsf721

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LI, NY
Can you send me a link? I do nothave an air compressor BTW.

Use an impact driver. These take a screwdriver bit and then hit on the end with hammer to give very great force in turning and jamming the bit into the screw. Used a lot on motorcycle repairs etc. Lisle makes one and they are also available from most tool trucks. Should be about $25 to $40. You will find a lot of usage for this tool.
 

zkling

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Jan 23, 2007
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Not sure if I would use a hand impact on a door panel like that. Hand impacts usually produce an axial force as well as an rotational force. I think the axial force may cause some issues if hit to hard.

I would try a drill extractor or a left handed drill bit in a power drill. If not those then I would go with the dremel a slot in the top idea.
 
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Outlawmws

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Not sure if I would use a hand impact on a door panel like that. Hand impacts usually produce an axial force as well as an rotational force. I think the axial force may cause some issues if hit to hard.

I would try a drill extractor or a left handed drill bit in a power drill. If not those then I would go with the dremel a slot in the top idea.

I doubt its an issue. while the cover is flimsy the base it (the screw) is attached to won't be.
 

ilovevocs

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Toledo, Ohio
Like Milton said, impact driver...your screws may be too far gone though. Still if slotting I would attempt the impact driver before mutilating it with a screw driver. I have a HF impact driver that is a bit of a POS but I think I paid $3.00 for it. Its always my second step after applying moderate force with a screw driver. Maybe more expensive units are easier to use but my HF POS took some getting used to before I got proficient with it.
 

Outlawmws

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The key with a hammer impact is pre-load. you push down HARD and twist slightly in the direction you are trying to go, THEN hit it... a sharp smack, and vary the hammer weight for how hard your hitting, don't use too light a hammer and think hitting harder will make a difference. What you usually do is smack your hand...
 

2oolhound

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BC Canada
Cutting a slot in the head can weaken the head so it splits and breaks. You can file the sides off 2 sides and use a pair of pliers to turn the screw.



The little impact driver at the bottom can be bought at harbor freight for about 7 bucks and might be just the tool for those brass screws if the head is not damaged too bad already.

 

jjjrmx5

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Cincinnati, OH
Cutting a slot in the head can weaken the head so it splits and breaks. You can file the sides off 2 sides and use a pair of pliers to turn the screw.



LOLZ.

Now THAT right there is dry erase tool ProN.

I LMAO but 2oolhound was ^&*(ing spot on.

But it made me LOL and spit out my coffee. Dammit.

:)
 
Last edited:

north

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Norway
Here is a nice pliers that works very well for busted screws and also other stuff that needs to be twisted or pulled. I've found it very helpful.
 

MikeF2316

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Dec 29, 2012
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Location
Thornhill, ON
I tried to remove some screws on my panic bar lock at work and although they look black they are made of very soft brass.

I got 1 of 4 out and one stripped, the other two that were too tight to break I left alone. So here I am.

Anytips? I am using a williams screwdriver with the correct tip that fit. Just can brake it.

What do need to buy to get the stripped screw head out? See picture below.

Thanks,

I've always drilled out screws like that. I've had good luck with the left hand drill type screw removers like:

http://www.homedepot.com/p/Ryobi-3-...r-Installer-Set-AR2016/202250735#.UW3Or9vd58E
 
OP
J

Jsf721

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Dec 23, 2012
Messages
4,129
Location
LI, NY
I wanted to thank each of you for taking the time to help me with my little problem. I managed to get the screws out using a combination of the advice given. I also wanted to thank you for responding so fast.

Why someone would use brass screws is beyond me.

I sprayed liquid wrench on the screws before I left last night. Went to sears to PU a stripped screw remover kit that showed 7 in stock, we could not find 1. Stopped at HF and picked up the hand inpact driver and hand held sledge. Did not work and it is going back. Ended up buying PICKS and picking out the old metal. Hammering a larger philips screw driver into the screw with a 2.5 lb hand sledge hammer and getting them off. Seemed to help to turn tighter and then loosen? Good tip and thanks. Guess it just allows some more movement for the liquid wrench to get in there.

Keeping the sledge and returning the impact driver. Still looking to pick up a stripped screw remover tool in the future. Will watch for a good one to be on sale somewhere.

Thanks again and have a great day.


Drill it out. Use a drill size under as you would use to drill and tap for same size screw. Drill motor must be in alignment with the screw. In this case you may just need to drill a little ways and pop the screw head off by stopping the drill and angling the motor to one side. After that you may be able to remove the screw from the inside or continue to drill and remove the shell of the screw after drill since it has lost any structure.

Dremel or hacksaw. Cut a slot and use a flat head screwdriver.

If there is any of the cross left on the screw head, you can try to

drill the center of the screw head slightly deeper to see if you can

get a second bite on it with the proper screwdriver. Trying and

failing that, try the hacksaw method second to get a third try before

drilling the head completely off. It may help to tap the screwdriver

with a hammer before you start to try turning the screw, and I have

found that sometimes it helps to try twisting the screw in the direction

of tightning before trying to loosen.

Uncle Bob

^ This would be my first step.

Use an impact driver. These take a screwdriver bit and then hit on the end with hammer to give very great force in turning and jamming the bit into the screw. Used a lot on motorcycle repairs etc. Lisle makes one and they are also available from most tool trucks. Should be about $25 to $40. You will find a lot of usage for this tool. Just google impact screwdriver and they show up from about $13.50. Very simple tool very great help in removing screws.

He's referring to a handheld impact: http://kk.org/cooltools/archives/723

Try spraying some penetrating fluid/PB and let it sit, then cut a slot into the head and use the screwdriver again before buying the impact.

Not sure if I would use a hand impact on a door panel like that. Hand impacts usually produce an axial force as well as an rotational force. I think the axial force may cause some issues if hit to hard.

I would try a drill extractor or a left handed drill bit in a power drill. If not those then I would go with the dremel a slot in the top idea.

It would be my second step. its brass, use a sharp pic and clean out the cross a best you can and then use a hammer impact to see if you can get it to come loose.

Like Milton said, impact driver...your screws may be too far gone though. Still if slotting I would attempt the impact driver before mutilating it with a screw driver. I have a HF impact driver that is a bit of a POS but I think I paid $3.00 for it. Its always my second step after applying moderate force with a screw driver. Maybe more expensive units are easier to use but my HF POS took some getting used to before I got proficient with it.

if its brass just drill them out

Cutting a slot in the head can weaken the head so it splits and breaks. You can file the sides off 2 sides and use a pair of pliers to turn the screw.



The little impact driver at the bottom can be bought at harbor freight for about 7 bucks and might be just the tool for those brass screws if the head is not damaged too bad already.


Cutting a slot in the head can weaken the head so it splits and breaks. You can file the sides off 2 sides and use a pair of pliers to turn the screw.



LOLZ.

Now THAT right there is dry erase tool ProN.

I LMAO but 2oolhound was ^&*(ing spot on.

But it made me LOL and spit out my coffee. Dammit.

:)

Here is a nice pliers that works very well for busted screws and also other stuff that needs to be twisted or pulled. I've found it very helpful.

dremel

this vid is also helpful, shows both ways


I've always drilled out screws like that. I've had good luck with the left hand drill type screw removers like:

http://www.homedepot.com/p/Ryobi-3-...r-Installer-Set-AR2016/202250735#.UW3Or9vd58E
 
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