#41 x 12" Cobalt Aircraft Extension Drill Bit BoltsandNuts.com Part Number: assortment-kit-541905 Pieces -

Part Number: assortment-kit-541905 Pieces - Coarse Thread

This Tekton bit socket set is part of the L-BOXX Stacking Organization System and easily integrates with all other components in the L-BOXX family of products

Screw machine drills (also know as stub or stubby drills) are manufactured to National Aerospace Standard 907

and 12-cavity parts trays that fit inside the drawers

#41 x 12" Cobalt Aircraft Extension Drill Bit BoltsandNuts.com Part Number: assortment-kit-541905 Pieces -Product Description Cobalt drill bits are are effective in drilling tough, high tensile strength materials such as cast iron, inconel, stainless steel and titanium. They display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel. They have a 135 split point tip for fast penetration and accurate drilling. Compared to a conventional 118 degree tip, these drills wont go "walking" on you. Ideal for drilling