Replacement HSS Drill Bit Hexagon Drill Bit Hexagon Shank High Speed Steel
13pcs HSS High Steel Drill Bit Set Hexagon Shank Drill Bit 1.5mm-6.5mm. Tool handle: Hexagon tool handle. 6.35 mm (1/4"). The drill bit is made of high-speed steel and coated with nitrate for longer service life.