INCRA scores again with its precision steel rule! Select the proper slot or hole, insert a .5mm mechanical pencil, and mark the measurement with dead-on accuracy. Features: * Offers Incra"s patented marking holes at every 1/16, 1/32, and 1/64 inch from 0 to 18 inches * It also offers 0 to 3 inch height markings on the end in 32nds * It is made of high-quality steel, making it extremely durable * These marking rules are fast and easy to use * They also provide an incredibly accurate method of measuring What"s In The Box: * Incra TRULE18 18-Inch T-Rule