Z x 6" HSS Aircraft Extension Drill Bit, DWDA/C BoltsandNuts.com Part Number: 75C200HCSSS/316

Part Number: 75C200HCSSS/316

The keys are made from 6150 that's heat-treated to 44-50 HRC and coated with a highly corrosion-resistant manganese phosphate finish

Part Number: 75C300HCSSS/316

and square insulated drivers with modular driver organizers

Part Number DWDDL12X1-3/16X3/4

Z x 6" HSS Aircraft Extension Drill Bit, DWDA/C BoltsandNuts.com Part Number: 75C200HCSSS/316Product Description A dependable, general purpose high speed steel drill bit ideal for production, maintenance or portable drilling jobs. They are for use in a wide range of materials such as aluminum, brass, copper, metal, plastic and wood. They are surface treated with abrasion resistant black oxide and made of high speed steel with a 135 split point tip for fast penetration and accurate drilling. Ideal for drilling where extra length for reach is