L x 6" HSS Aircraft Extension Drill Bit, DWDA/C Quantity:1 Wrench Size:7/16"

Wrench Size:7/16"

The L-keys are made from 6150 chromium vanadium steel that's heat-treated to 44–50 HRC and coated with a durable manganese phosphate finish that's resistant to corrosion

and reduced slipping under torque

Flute Length 3-1/4"

Part Number: 75F550HCSSS/316

L x 6" HSS Aircraft Extension Drill Bit, DWDA/C Quantity:1 Wrench Size:7/16"Product 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