3/8 x 12" HSS Aircraft Extension Drill Bit 12 pack this M35 cobalt drill bit

this M35 cobalt drill bit (5% cobalt) is designed to tackle tough

Sold in packs of 12

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

and other tough metals

while the round shank makes them compatible with various tool-holding systems

3/8 x 12" HSS Aircraft Extension Drill Bit 12 pack this M35 cobalt drill bitDescription 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