General description These 5 pieces (Red) wood drill bits are designed for precision and durability, making them ideal for various woodworking projects. Made from carbide, these high-speed steel drill bits can effectively drill overlapping holes, corner holes, and pocket holes in all types of wood. They are particularly useful for creating hinge holes and installing cabinet fasteners. Technical specifications Sizes: 30mm, 40mm, 45mm, 50mm, 60mm Maximum hole depth: 50mm Installation Compatible with drill presses, pistol drills, and magnetic force mobile drills. Usage Ideal for drilling holes in wood products, lumber, and plywood. Suitable for installing ball heads for doors and drawers.