"U" x 12" HSS Aircraft Extension Drill Bit 6" Cobalt Aircraft Fractional Drills It displays high red hardness

It displays high red hardness

These COHEX Series m35 5% cobalt drill bits are specifically designed for use in hand-held and impact drills

It has a 135° split point tip for fast and accurate drilling and is manufactured to Aerospace Standard 907 for superior quality

high-tensile strength materials such as aluminum

"U" x 12" HSS Aircraft Extension Drill Bit 6" Cobalt Aircraft Fractional Drills It displays high red hardnessDescription A versatile drill for production, maintenance, or portable drilling jobs. Ideal for extended reach. 135 split point tip for fast, accurate drilling. Works on many materials. Black oxide surface resists abrasion and improves chip flow. The round shank fits various tool holding systems. Sold in packs of 6