This premium 6-piece countersink set features helical flutes and a durable TiAlN coating for superior wear resistance and long-lasting performance. Made from high-speed steel with cobalt, it delivers precise, burr-free countersinking on a variety of materials. Includes sizes 6.3, 8.3, 10.4, 12.4, 16.5, and 20.5mm, making it ideal for metalworking, workshop, and industrial applications.
