Steel Drill Bit Reaming

*4/7PCS 3-10mm High-Speed Steel Drill Bit* *Product Name:* Woodworking countersunk drill *Specifications:* 3 mm, 4 mm, 5 mm, 6 mm (diameter of three-point woodworking drill) *Material:* three-pointed woodworking drill bit is high-speed steel 4241 *Weight:* 120 g - 257g *Advantages:* The chamfer is five-edged. In the process of using, it can discharge sawdust more quickly, drill smooth and flat sinking holes at one time, and insert the screw cap into the surface of the workpiece.