6 Pack 31/64" Premium High Performance"TiN" Coated High Speed Steel Drill Bits Don't be "FOOLED" by our

Don't be "FOOLED"  by our competition selling drill bits (with fancy names) coated with coatings not made for drilling in aluminum

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The combination of our extended length 3/8" rougher and 1/4" finisher is a GAME CHANGER

more affordable drill bit kit for The ACT / Daytona Tactical 80% AR-15 Lower Receiver Jig

6 Pack 31/64" Premium High Performance"TiN" Coated High Speed Steel Drill Bits Don't be "FOOLED" by ourWhat is "TiN" Coating? Learn More! 6 Pack 31 64" "TiN" Coated High Speed Steel Drill Bit, 135 Deg Split Point, HSS, The Best High Performance drill bit for AR15 AR10 . 308 Lower Receiver Jigs. Drill bits were designed specifically for drilling aluminum.