17 Ago NEIKO 10185A Titanium Step Drill Bit, High-Speed Alloy-Steel Tri-Flat Shank
It’s designed in a cone shape to automatically tap, drill, and deburr holes in one simple step.Our step bit is constructed with high-speed alloy steel and features a titanium nitride coating for added durability, longer life, and cooler, faster, and cleaner drilling....