Wide application range Wood, plastic, plywood, gypsum board and other materials that require precise perforation. Suitable for industrial hinge installation, woodworking and maintenance, model building, installation of ball bearing doors and drawers, and other occasions. Compatible drill types Suitable for a variety of drills including normal drills, drill presses, pistol drills, vertical drilling machines, handheld electric drills, stand mounted drilling machines and portable magnetic drilling machines, and similar equipment. Materials and build Made from high hardness carbide with special heat treatment, sharp cutting edge, high hardness and long lasting durability. Hex shank. Design and performance Low cutting resistance for faster drilling and easy chip evacuation. Smooth cutting, good impact resistance and toughness. Holes are clean and smooth with no chipped edges or wobble. Low working noise. Easy to install and use; simply fit into a standard hand drill. Use scenarios - Furniture and cabinetry: drill clean holes for hinges, ball bearing doors and drawers during installation or maintenance. - General construction and DIY: precise perforations in wood, plastic, plywood, and gypsum board for components and fixtures. - Model making and prototyping: create accurate holes in various materials for accurate assemblies and fixtures.