6PCS HSS 6542 Chamfering Cutter 90° Conical Drill Bit Countersink Bit Twist Drill Bit Cylindrical Deburring Cutter for Wood Metal PVC Machine Tool 6.3/8.3/10.4/12.4/16.5/20.5mm

General Description This kit includes 6 HSS high-speed steel countersink bits, available in six different diameters: 6.3 mm, 8.3 mm, 10.4 mm, 12.4 mm, 16.5 mm, and 20.5 mm. These bits are designed for drilling various materials such as hardwood, cork, aluminum foil, plastic, PVC, and light iron. Their design allows for efficient countersinking of hole edges without burrs or scratches. Technical Specifications Material: HSS high-speed steel Available Diameters: 6.3 mm, 8.3 mm, 10.4 mm, 12.4 mm, 16.5 mm, 20.5 mm Countersink Angle: 90° Usage For optimal use, it is recommended to use a twist drill bit to pre-drill the hole before using the countersink bit to prevent wobbling. This kit is ideal for DIY projects at home and for everyday projects.