6 Pack 1/2" Premium High Performance "TiN" Coated High Speed Steel Drill Bits 5" OAL and 1/8" ShankCoated

5" OAL and 1/8" ShankCoated with our proprietary "F55" coating for extreme hardness and lubricity for longer tool life

3/8" 3 Flute

Proprietary Geometry

Drill Bit Coating:      "TiN" specifically for aluminum

This High Performance end mill and AGT's introductory price is a "no brainer" This end mill is "ZrN' coated which gives this tool hardness and lubricity "like no other"

6 Pack 1/2" Premium High Performance "TiN" Coated High Speed Steel Drill Bits 5" OAL and 1/8" ShankCoatedWhat is "TiN" Coating? Learn More! 6 Pack 1 4" "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.