General description The 6 Pack HSS Chamfer Cutter set features titanium-coated countersink drill bits designed for woodworking. These bits provide a clean bevel with no runout, ensuring smooth and even holes that prevent plywood from splitting. Ideal for deburring holes and allowing screws to sit flush with the surface, this set is perfect for various home improvement tasks. Technical specifications Material: HSS (High-Speed Steel) Coating: Titanium Flutes: 5 Sizes included: 6mm, 8mm, 9mm, 12mm, 16mm, 19mm Installation Easy to use; simply attach to the chuck of an electric drill. Usage Perfect for chamfering edges of holes in wood. Allows screws to be fully inserted without protruding. Helps to avoid injuries caused by protruding screws. Other information Not suitable for stainless steel, cast steel, iron, copper, aluminum plating, and carbon steel, thin iron plate.