Carbide Tipped Hole Cutter:
There are two types of Carbide Hole Cutters:
Standard Carbide Tipped Hole Cutter designed for cutting 5mm thickness stainless sheet.
Powerful Carbide Tipped Hole Cutter designed for cutting in round tube with rough surface for 8mm thickness sheet surface. It’s designed for cutting in sheet of Metal materials, Stainless Steel plate, Copper plate, Alloy plate, F.R.P plate, Brass plate, Copper plate, Aluminum plate, Channel iron plate, etc.

Self-feed Bit
There are three types of Self-feed Bit two, three and four cutting tools. It’s designed for drilling in big hole, water& heating hardwood, soft wood and gummy wood.