3Pcs Countersink Drill Bit, HSS CO 6.5mm/8mm/10mm Drill Bit Spot Welding Cutter Set Countersinks for Removing Sheet Metal Weld Joints

3Pcs Countersink Drill Bit, HSSCO 6.5mm/8mm/10mm Drill Cutter Drill Bit, the good assistant for precision drilling! Made of high-quality high-speed steel, carbide tip, sharp and wear-resistant, suitable for drilling a variety of materials ;precise size design ensures precise hole diameter suitable for woodworking, hardware, construction and other industries, providing professional quality; drilling for the solution of your drilling operations. High quality material Wear resistance Wide applicability Optimize design

Features

1.High strength and high hardness, durable to use. 2.Easily separate the spot welded panels without disturbing the metal plates. 3.The product can separate the spot welding of the panel, panels, etc. 4.Including 3 drill bits of 1/4in5/16in3/8in to meet different requirements. 5.Wide range of uses, easy to carry, fine workmanship and no burrs. high-quality material Use high-hardness alloy steel to ensure the hardness and toughness of the drill