??CARBIDE DIE GRINDER BITS?: These carbide rotary burr set, with 1/8'' shank is made from Tungsten Carbide. Total Length:45-50mm, Cutting Diameter 1/4'', Shank Length 35mm, Shank Diameter 1/8''. | ??DOUBLE CUT DESIGN?: The groove lines of these carbide rotary burr's head are crossed, which makes it more suitable for materials with relatively low density, such as wooden, plastic and aluminum. | ??ADAPTABILITY?: 1/8 shank fits dremel and most small rotary tools with three jaw chuck for accurate centering. An ideal choice for your DIY woodworking, carving, engraving, and polishing. | ??LONG WORKING LIFE?: Packed with plastic storage case for safety storage and protection. The working life of these solid rotary burr is 10 times longer than high-speed steel and 200 times longer than grinding wheel.
