3PCS HSS Step BitsHigh Speed Steel Step Drill Bits 4-12mm, 4-20mm 4-32mm
HFS
SKU: SBIT-01
Step drill (Large) 4-32mm / 15 steps (Medium) 4-20mm / 9 steps (Small) 4-12mm / 5 steps 3 pcs.
Industry grade fully ground high speed steel with titanium coating reduces friction and drills with less heat, which ensures strong wear-resistance and durability.
Industry grade fully ground high speed steel with titanium coating reduces friction and drills with less heat, which ensures strong wear-resistance and durability.