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formariz

A good Chinese tool???

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8ntruck

The gold color suggests some sort of coating?

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formariz
10 minutes ago, 8ntruck said:

The gold color suggests some sort of coating?

 I gather imitating a cobalt coated drill bit? I was never a fan of that since when one sharpens bit coating is gone. I did try to grind a bit of it off to inspect it. Not easy. Metal is extremely hard. 

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ri702bill
14 minutes ago, 8ntruck said:

The gold color suggests some sort of coating?

Not sure it is a TiN coating for wear resistance......

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