Makita 711492-a 1/8" - 1/2" H.S.S. Step Drill Bit, 1/4" Hex Shank

Makita Step Drill Bit is manufactured from high speed steel for longer life. Step Bit efficiently enlarges and deburs holes. 1/4" hex shank for convenient use with both Impact Drivers and Driver-Drills. 1/8" - 1/2" increments Ideal for knockouts in electrical junction boxes and cabinets Convenient 1/4" hex shank for quick bit changes with Impact Drivers Durable high speed steel construction Drills perfectly round holes in materials such as steel, brass, plastic, and wood gift idea.