Description The Nakashashi Mortise Chisel and Bit is the best choice for drilling square holes accurately and efficiently with a chisel drill. Considered the best in the world, Nakahashi chisel drills are made from the finest Japanese steel in a tradition that dates back more than 65 years. Each chisel drill is hand finished and inspected in the Japanese factory before delivery to ensure the high quality level of the drill bit. Diameter 9mm L 70mm A 98mm B 19mm (3/4″) C 40mm D 6.9mm E 108mm
