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Old 4 Weeks Ago
sml1226 sml1226 is offline
Chief Master Mechanic
Join Date: Apr 2015
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Originally Posted by oldboy View Post
IF drilling is an issue, would EDM work?
EDM would definitely work, but if it's so hard that you actually need EDM, I'd be looking to just find a correct rotor, personally. Same with waterjets and diamond grinding.

Yes, you could anneal the thing, but then you'd need to temper it to a usable hardness. Also not worth the hassle if you ask me.

Honestly, if it was too much to cut with just a HSS bit and a bunch of oil, I'd be looking for a correct rotor.
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