General description These 7pcs HSS 5 Countersink Drill Bits are designed for wood chamfer drilling, featuring a 90° single edge chamfer. They are a great drill accessory for any workshop and are backed by a manufacturer's lifetime warranty. The bits are made from heat-treated and tempered high carbon steel with a titanium nitrate coating, providing superior cutting power. Technical specifications Chamfer angle: 15 degrees Material: HSS Drill with Black Chamfer Drill Body made of #45 Steel Package includes: 7 x Wood Chamfer Drill Bits, 1 x L Wrench Usage These drill bits can be used on various materials including steel, aluminum, other metals, plastic, and wood. They are ideal for enlarging or countersinking holes and deburring edges.