Forest Wood Countersink, INSMA HSS Countersink Drill Bit Wood Countersink Countersink Steel Countersink Drill Carpentry Reamer with Hex Wrench Reamer

7+1PCS Different Woodworking Drill Bits of 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 10mm and a hex wrench. You can use the hex key to loosen and tighten the screw and adjust the length of the cutter. it can also use for disassembly and installation of drill bits

HSS Steel Our wood drill bits are made of HSS steel, forming a strong and sharp countersunk hole, with high hardness and good resistance to wear and tear. heat, which can be cut in all directions to ensure clean, precise flat-bottomed holes

Tricuspid Centering & Five-Edge Chamfer Three-point countersink ensures that drill bits will not offset, slip pitch, good for accurate and fast drilling. Five-edged chamfer design of the countersink bit allows the wood and debris to be flushed out more quickly and automatically

Application for mounting the ball point of the drawer; punching wood products, plastic products, wood and plywood

Use with Power Tools Suitable for drill press, hammer drill, bench drill, vertical drill, hand drill column or portable and mobile band drill