Vulcan 492470OR Drill Bit Set, 17-Piece, M35 Steel with 5% Cobalt

Drill Bit Set includes 17 pieces, 1/16 - 3/8 in. 3-Flat shank, M35 steel with 5% polyvinyl butyral cobalt. Extra thick drill core adds further rigidity and strength. Made with M35 high speed steel with 5% cobalt content for superior strength and heat resistance For drilling in all ferrous and non-ferrous metals including hard steels such as stainless steel Fully ground manufacturing ensures straighter and more precise holes 135 deg split point tip Sizes 3/16 in and larger have three flats on the shank for a secure grip in the drill chuck Tough plastic case with rubberized grip panels