#57 x 12" HSS Aircraft Extension Drill Bit, DWDA/C BoltsandNuts.com Pieces in Set 13

Pieces in Set 13

Part Number T/A55029

Overall Length: 3-13/16"

Part Number: 62C450HCSSS/316

Part Number: 56C500HCSSS

#57 x 12" HSS Aircraft Extension Drill Bit, DWDA/C BoltsandNuts.com Pieces in Set 13Product 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