Size:3Pcs HSS Steel Large Step Cone Drill Titanium Bit Set Hole Cutter 4-12/20/32mm
Depending on the need to process holes of different diameters, disposable macroprocessing can be achieved without having to replace the drill and position the holes
This drill is a new HSS large conical titanium cutting hole made of high-speed and high-quality steel coated titanium to reduce friction and heat
Ideal for a wide range of materials, openings and reaming, including metals, aluminum, wood, plastics and more. It can be used for thin metal, aluminum, copper, brass, PVC, etc.