More Choice For You: Home > Drill Bit > HSS Drill Bit > HSS Step Drill Bit > Conical and Tube Drill Bit
1. Step drill bits are perfect for drilling and enlarging multiple-holes in thin sections of sheet metals, pipes, plexiglass, plastics, wood up to a thickness of 5mm.
2. A variety of hole diameters can be drilled using only one tool.
3. Single Cutting Edge:creates perfectly round holes in metal, plastic, wood and other thin materials without center punching.
4. High speed steel provides good life and high precision.
5. Three Flats Shank: fits into power tools chuck securely and eliminates slip.
6. Only for rotary use.
We Can Produce All Sizes of Step Drill Bits as Your Requirement ,Please Contact Us If You Need.
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