Is there a drill bit made of the material of grinding wheel of orbital grinder, which breaks down slowly as it drills, or maybe it can be made of like diamond -studded metal file, so that the drill grinds as it drills, instead of cutting through the metal? Thank you for your interest.

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[–] 1 point 6 days ago

I used Carat bit a while ago to drill holes to tiles in our kitchen. Works pretty well for that, but I wouldn't use those for metal. I guess you can make a hole on steel too with those, but it would likely destroy the bit pretty fast.

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