Dremel 1/4" Straight Router Bit, for routing, inlaying, and mortising in wood and other soft materials. With a cutter diameter of 1/4 inch, a cutting length of 3/4 inch, a shank diameter of 1/8 inch, and an overall length of 2-1/4 inch, this router bit is designed to work with the DREMEL 335 plunge router attachment and the 231 shaper/router table. Made of high-speed steel, this router bit is durable and long-lasting.