Norseman 167D Aircraft Drill Bit, 6in, 135° Split Point, Solid Construction, M42 Cobalt, Wire Size 20

Norseman 167-D Aircraft Drill Bit, 6in, 135° Split Point, Solid Construction, M42 Cobalt, Wire Size 20

Heavy-duty 135° split point high-speed steel drills used for drilling holes in hard to reach places. Type 167-D - NAS 907J, M42 Cobalt steel increases heat and abrasion resistance.