31/64 x 12" HSS Aircraft Extension Drill Bit Reduced Shank Drills The drill bit has a

The drill bit has a round shank that works with a wide range of tool-holding systems

These are jobber (standard) length drill bits with a black and gold surface treatment

Built for performance in tough jobs

Our M35 cobalt drills are designed for easy drilling through the toughest materials

Engineered for performance

31/64 x 12" HSS Aircraft Extension Drill Bit Reduced Shank Drills The drill bit has aDescription 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