Quote:
Originally Posted by ProfessorM
2 holes 6 bits your fired.  Probably cheap bits. I don't think I have ruined 6 drill bits in 35 years of drilling hard metals.  Too bad you live on that little island or I'd do it for you. If you go too fast you will just melt the drill bit. Are you center drilling the hole first? It would probably help. Low rpms and steady firm feed. Don't let it ride on the material with out a firm feed. If your drill press has a feed stop that would help too as you don't want to hang on the handle when you break thru. Fun isn't it.  |
Bet the stainless is harder than hell too.
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