HSS M35 Cobalt 3 Flute Countersink Drill-Bit 90 Degree Chamfering for Stainless

HSS M35 3 Flute Countersink Drill-Bit 90 Degree Chamfering Tools for Stainless Steel. Special working on stainless steel, these self-starting point and three-fluted design on the HSS M35 cobalt countersink allow it to make clean, accurate cuts in even the toughest materials.