US$ 18.99
Adjusting screw is tightened to get the proper size
Size 5/8"-12
Part Number T/A54060
Part Number: EZ-20870
#48 x 12" HSS Aircraft Extension Drill Bit, DWDA/C BoltsandNuts.com Adjusting screw is tightened toProduct 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