Bosch BL21A - Black Oxide 21-Piece

ACCURACY: featuring split-point tip engineered for No-skate, clean and accurate starts in a variety of drilling applications including wood, plastic and light-gauge metal. LONGEVITY: thanks to the unique bit design and heavy duty black oxide coating This set generates less friction and provides longer life than standard drill bits. RELIABLE: The Three-flat shank on bits 3 16 in. And larger promotes better grip and guards against possible slipping. UNIVERSAL: Universal drilling applications Designed for contractors, electricians and tool pros who need accurate and reliable bits for general-purpose use. VERSATILE: included bit sizes: (2) 1/16", (2) 5/64", (1) 3/32", (1) 7/64", (2) 1/8", (1) 9/64", (1) 5/32", (1) 11/64", (2) 3/16", (1) 13/64", (1) 7/32", (1) 15/64", (2) 1/4", (1) 5/16", (1) 3/8", (1) 1/2"