Center Drill Bit Set, 16 PCS Self-Centering Hinge Drill Bits, Hole Drilling Tool for Woodworking, Adjustable Door and Window Drill Bits

General Description: High-quality center drill bit designed for the precise drilling of pilot holes required for hinges. Made of high-speed steel with a brass body, it offers high hardness, rust resistance, and exceptional durability. This 16-piece drill bit set allows for precise positioning, ensuring that the holes are not misaligned and that sawdust flows automatically to both sides, thus increasing safety during use. Technical Specifications: Material: High-speed steel and brass; Hardness: High; Resistance: Rust-resistant; Number of pieces: 16. Application: Ideal for woodworking, this drill bit is perfect for mounting hinges on wooden doors, cabinets, windows, etc. It is easy to use and install, requiring only the removal of the screw to replace the bit.