Description
IRWIN Step Drill Bit: 1/4 to 3/4" Dia, 3/8" Sh ank Dia, Cobalt, 9 Hole Sizes 1/16" Step Length, Bright Finish is designed for professional and commercial applications. Features high-quality construction and reliable performance for demanding environments. Suitable for office, business, and institutional use. Manufactured by IRWIN to meet professional standards and specifications.