Cheap Online 7/16″ x 5-1/2″ Cobalt Alloy Steel Drill Bit

Description

7/16″ x 5-1/2″ Cobalt Alloy Steel Drill Bit

This drill bit is constructed of M-35 5 percent Cobalt Alloy Steel high speed steel for super abrasive resistance in tough metals. The heavy duty spiral flute design produces faster chip ejection.