Whiteside DB870 Right Hand Brad Point Dowel Drill Bit 10mm SH X 8mm CD is a precision tool designed specifically for boring machines to drill accurate holes into wood for dowels. This solid carbide bit features a shank with a flat side to ensure secure installation and optimal performance. Manufactured by Whiteside Machine Company in Claremont, North Carolina, it is engineered for use with a left-handed rotation boring machine only and is not suitable for drill presses or routers. The bit measures 10mm in shank size, 8mm in cutting diameter, and has an overall length of 2-3/4 inches (70mm), making it i for precise woodworking tasks. Model Number: DB8-70