3Pcs 4-20mm/4-12mm/4-32mm Hole Cutter High HSS Steel Step Cone Drill Bit Set New
Description: HSS 4241 combined with a titanium coating. More capable and durable. Two-Flute Design for smoother cutting. High Step design let you feel the stop and never drill bigger in mistake 4-12mm / 4-20mm / 4-32mm, Handle: 1/4″ quick-change hex shank for drilling, drill holes of different sizes Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper, iron sheet and many other types of sheet metal (excluding steel or any other harder metal ). 3Pcs High Speed Steel Step Cone Drill Titanium Steel Metal Hole Cutter Bit. Set with 1/4″ 4-12mm/4-20mm/4-32mm. .