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

3-3/4" Over All Length

High performance flutes eliminates vibration and harmonics

As with all our tools we have taken the time to design each and every tool to meet and exceed customer expectations

5/16" and 3/8" high speed steel

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.