Precision 313 mm handheld tapered reamer with a 6flute beveling edge that smoothly enlarges and shapes holes in wood boards and sink openings. Robust construction: Hardened 45# carbon steel with a ground cutting edge for long lasting sharpness through repeated use; hex shank provides a secure grip in compatible holders. Ergonomic Thandle: Comfortable Thandle design offers leverage and control, helping you keep holes round and true while chamfering edges or creating inverted tapers for bridge pins and endpins. Versatile woodworking tool: Suitable for taper hole preparation, chamfer reaming, and beveling on wooden surfaces; a general tool for hobbyists and professionals. Specifications and compatibility: Size range 313 mm; made from 45# carbon steel with a ground cutting edge; hex shank fits compatible drill chucks or holders. Use scenarios: Enlarge and shape holes for hardware installation or sink fittings, ensuring clean edges and proper fit. Chamfer and bevel hole edges or openings to improve fit and appearance, including inverted tapers for bridge pins and endpins. Prepare tapered holes and perform beveling tasks on wooden surfaces as part of joinery or hardware mounting workflows.