#12 x 12" Cobalt Aircraft Extension Drill Bit 12 pack it runs up to 30%

it runs up to 30% faster than standard M2 high speed steel

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

Whether you’re working with stainless steel

Automatically deburrs the top side of the hole

118° split point tip for fast

#12 x 12" Cobalt Aircraft Extension Drill Bit 12 pack it runs up to 30%Description The M35 Cobalt Drill Bit is an extra long drill bit designed for drilling tough materials like stainless steel, Inconel, and titanium. It has a 135 split point tip for fast and accurate drilling and is manufactured to Aerospace Standard 907 for superior quality. The drill bit has a round shank that works with a wide range of tool holding systems. It displays high red hardness, allowing for speeds up to 30% faster than conventional M2 high