Hogpatrol
AH ambassador
- Joined
- Apr 13, 2013
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- Delaware, USA
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- Atglen Sportsmen's Club, NRA, SCI
- Hunted
- RSA, DE, NJ, PA, KS, TX, ME
One of my buddies that has drilled Mausers suggested a carbide drill. I know nothing about these actions but if they're hardened, that type of drill is a must. I'd probably use a carbide end mill the nominal diameter and go down below the surface hardness before tapping.