General description Made of high-quality high carbon steel, these chamfering cutter tips are durable, corrosion-resistant, and designed for a long service life. They undergo high-frequency quenching heat treatment for enhanced hardness. This set includes three different sizes (12mm, 16mm, and 19mm) to provide versatile options for creating low hardness holes in various materials. Technical specifications Material: High carbon steel Sizes: 12mm, 16mm, 19mm Turned Diameter: 6.00mm Dimensions: 39mm x 12mm, 42mm x 16mm, 44mm x 19mm Compatibility and accessories Compatible with cordless drills and hand screwdrivers with a round socket Brands: Hilti, Bosch, Makita, Hitachi, AEG, Metabo, DeWalt, Black & Decker, Mannesmann Package includes: 1 x 12mm countersink, 1 x 16mm countersink, 1 x 19mm countersink Usage Ideal for wood boards, fiberboard, particleboard, plywood, plastic, and aluminum board Universally applicable for reducing and deburring without leaving marks Suitable for DIY projects,