The versatile 5/16 In. (7.9mm) diameter Carving Bit is made of high-grade steel for use on wood, plastic and soft metals. For use with all Dremel high-speed rotary tools, these high-speed cutters work well for detailed material removal in applications like shaping, carving, engraving, hollowing, precision cutting, grooving, slotting, inlaying, making tapered holes or freehand routing. The Flame shape of the Carving bit makes concave side cuts, V-bottom slots and grooves. Two bits included per package.