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Old 03-08-2019, 05:30 PM   #2
Scooby Specialist
Member#: 13530
Join Date: Dec 2001
Chapter/Region: NWIC
Location: Cascadia
EA63 , EA81T, EJ20G,


Turn the speed WAAAAY down, lots of lube, drill bit sharpener... Or spend the money for the right bits. Keep the heat down as much as possible so it doesn't work harden the already tough material.

That's what I'd do, outside having the right bits on hand.
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car_freak85 is offline   Reply With Quote