Made from high speed steel
For drilling cylindrical holes
WD17030-3PCS HSS straight flute step drill bits set
the drill bits can drill cylindrical holes in solid material up to a thickness of 4mm(5/32")
Ideal tool for sheet metal workers, electrical contractor auto mechanics and general contractors
Burr-free and vibration-free drilling
titanium coated surface
contents
3pcs packed in plastic case
4-12mm with 5 steps, 4-20mm with 9 steps, 4-32mm with 15 steps
Released on:2019-03-27 Updated on:2019-08-01