Create seamless joints for your wooden drawers, cabinets, jewelry and cigar boxes, and nearly any wood project that requires angled joints with the Deadwood Crafted Tools 45 Degree Lock Miter Router Woodworking Joint Tools. Interlocking 45 degree cuts produce an extremely strong and secure joint and will create extra gluing surface for an even stronger hold. Steel box joint router bits with angled carbide blades prevent kickback of wood dust and chips, while oil coating helps the 45 degree lock miter bits withstand heat from working. 1/2-inch 45 degree router lock bit shank provides stability and ensures less vibration while working. Designed for hand-held and table-mounted woodworking routers, not designed for electric drills. Do not cut ferrous metal or other non-wood materials. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.