Check the listing for details. WOODRIVER 10-Piece Brass Router Bushing Set with Case. Condition: New. Listed at 70.98 USD. NEW, WOODRIVER 10-Piece Brass Router Bushing Set with Case, 144625, 10-piece brass bushing set., Set contains 2 lock nuts, 8 guides with 5/16", 3/8", 7/16", 1/2", 5/8", 3/4", 51/64", and 1" outside diameters, Fits all routers with Porter-Cable style sub-bases, Expand the capability of your router with this 10-piece brass bushing set. Use your router as a precision cutting machine for duplicating patterns, cutting signs, creating dovetails, or any other project requiring template work. Unlike bearing tipped bits, which can fail, this heavy duty, precision machined, brass bushing set provides worry free routing. Set comes in a durable blow-molded case and contains 2 lock nuts and 8 guides with 5/16", 3/8", 7/16", 1/2", 5/8", 3/4", 51/64" and 1" outside diameters. All guides protrude.