RS PRO 3-Piece Step Drill Bit Set for Metal, 30mm Max, 4mm Min, HSS Bits

RS PRO High-Speed Steel (HSS) Step Drill Bit

RS PRO range of HSS step drill bits. These high-speed steel multi-diameter cutters require no pilot hole and are ideal for the rapid drilling of sheet metals and plastics. Their stepped cone shape allows for multiple diameter cutting surfaces on one drill. These drill bits can be used with power drills with a 13 mm chuck.

Step Drill Bit Options:-
232-557 - 4 to 20 mm Drill Bit, 9 Steps
232-563 - 4 to 30 mm Drill Bit, 14 Steps
232-579 - 10 to 20 mm Drill Bit, 11 Steps
232-585 - 20 to 30 mm Drill Bit, 11 Steps
232-608 - 3 piece Drill Set 4 mm to 30 mm