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3PCS HSS STEP DRILL SET
- This is the New HSS Steel Large Step Cone Drill Titanium Bit Set Hole Cutter, which is made from high quality HSS steel
- It is very suitable for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc
- Made of strong high-speed steel, the bits have strong durability.
- Avoiding the inconvenience of a tri-flat shank to ensure a firm grip.
- Two-fluted design provides faster, smoother cutting.
- Provided with small pressure and the sets can cut through wood, sheet metal, steel and other surfaces.