Bent Tip

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Mark in PA
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Bent Tip

Post by Mark in PA »

What is the best thing to do for a bent tip on a knife blade? I have a Schade 498 that is in real rough shape. Lots of rust. Mildew on the leather handle.
Try to bend it back to straight? Grind it off and form a new tip? Should heat be applied at any process and perhaps rehardened? Just looking to clean it up for a knife to be used. I think its way past being a collectors item.
kootenay joe
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Re: Bent Tip

Post by kootenay joe »

Mark, post a picture of this blade. I think the answer might depend on how bent the tip is.
kj
Mark in PA
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Re: Bent Tip

Post by Mark in PA »

Pictures as requested.
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s-l1600 (1).jpg
s-l1600.jpg
s-l1600 (2).jpg
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cody6268
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Re: Bent Tip

Post by cody6268 »

What's really got me worried is the rainbow-colored discoloration towards the back of the blade. That looks like someone really got the blade hot (probably when whoever sharpened it used a bench grinder), and it may have lost the temper.
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Colonel26
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Re: Bent Tip

Post by Colonel26 »

cody6268 wrote: Fri Mar 19, 2021 5:12 pm What's really got me worried is the rainbow-colored discoloration towards the back of the blade. That looks like someone really got the blade hot (probably when whoever sharpened it used a bench grinder), and it may have lost the temper.
Could be or it could be patina from what it’s cut. I know some substances will make a rainbow of colors on carbon steel.
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Gunsil
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Re: Bent Tip

Post by Gunsil »

I agree with colonel, I think it is the rainbow effect of carbon steel aging. Regarding the bent tip, I would try to hammer it out on an anvil or any steel block and if it snaps just re-grind it down some. Do not use heat, you would have to remove the handle leather to re-heat treat it. The bend is pretty severe so the tip may be a little soft anyways. Tap lightly rather than try to get it straight in one heavy blow. Sometimes it works and sometimes they do snap.
Mark in PA
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Re: Bent Tip

Post by Mark in PA »

Truthfully, I don't have the knife in my hands at this point. I think for some of this, you either need to see the knife in person or have a really good high definition camera. This may end up being nothing but a piece of junk. A paper weight per say but, I'd like to see what I'm able to do with it. I was just looking ahead of time, at what I could do with the bent tip. I might just try and bend it back in place first. If I can't get it to my liking, then maybe I will try and grind it off. Not sure if I want to try and squeeze it back in place with a vice? Use a hammer and anvil? Use a vice and pliers?
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1967redrider
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Re: Bent Tip

Post by 1967redrider »

Mark in PA wrote: Fri Mar 19, 2021 5:46 pm Truthfully, I don't have the knife in my hands at this point. I think for some of this, you either need to see the knife in person or have a really good high definition camera. This may end up being nothing but a piece of junk. A paper weight per say but, I'd like to see what I'm able to do with it. I was just looking ahead of time, at what I could do with the bent tip. I might just try and bend it back in place first. If I can't get it to my liking, then maybe I will try and grind it off. Not sure if I want to try and squeeze it back in place with a vice? Use a hammer and anvil? Use a vice and pliers?

For that knife I like the hammer and anvil approach. I don't think you need to worry about marking up the metal. Then I would put a nice edge on it (not with a grinder :evil: ) and EDC it with pride. ::nod::
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Mark in PA
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Re: Bent Tip

Post by Mark in PA »

Thanks Gunsil,

Avoid the heat. Take it slow. Soft taps with hammer on anvil. That's the kind of information I'm looking for. Thanks.
Mark in PA
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Re: Bent Tip

Post by Mark in PA »

I'm wondering if what I thought was mildew is actually white paint? Perhaps the tip got bent trying to pry off a paint lid?
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glennbad
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Re: Bent Tip

Post by glennbad »

Make sure to keep the blade tip in contact with hard metal surface you are hammering on. Don't let it bounce as you tap it.
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