Vari-Bit Step Drill Bit, 9/16-Inch to 1-Inch Range, 3/8-Inch Shank

This product is a step drill bit engineered for drilling multiple medium-to-large hole sizes using a single tool. It covers a 9/16-inch to 1-inch hole diameter range and features a 3/8-inch shank with a three-flat anti-slip design for secure gripping in drill chucks.
Constructed from high-speed steel, the bit incorporates a double-flute cutting geometry for faster, burr-free drilling and extended life.
It includes a self-starting drill point that allows quick and accurate starts without the need for center punching.