CK
CK HSS Step Drill Bit 6mm x 32mm
Part: T3013
Industrial HSS step drill with 14 diameters from 6mm to 32mm for multiple hole sizes.
RS PRO
RS PRO HSS Step Drill Bit 4mm x 30mm
Part: 232-563
14-step HSS drill bit for multiple hole sizes from 4mm to 30mm.
SAM
SAM High Speed Steel Step Drill Bit 4mm
Part: FEL-3
Multi-step HSS drill with 14 diameters from 4mm to 30mm for versatile hole sizing.