DEWALT Drill Bit Set, 3-Flats Shank,14-Piece, 135 Degree Split Point, for Plastic, Wood and Metal (DWA1184)

135 Degree Split point tip design to help reduce walking
High Speed Steel to be used in plastic, wood, and metal
Tapered web design for extreme durability and resisting breakage
Black and gold coating to help prevent rust and wear
3-Flats shank to reduce spin-out in the chuck on sizes larger than 3/16-in
Size markings on the drill bit shank for identifying sizes quickly