14mm x 25mm Double Cut Cylindrical Tungsten Carbide Rotary File Bit Product Name : Rotary File;Design : Cylinder Shape, with End Cut, Double Cut Cutting Size : 14 x 25 mm / 5/9" x 1" (D*L);Shank Diameter : 6 mm / 15/64" Total Length : 65 mm / 2.5";Material : Tungsten Carbide Color : Silver Tone, Gray;Net Weight : 55g The carbide file can rotate at a very high speed, enabling it to manipulate the material it is working on. Used for grinding, carving and shaping in steel, cast iron, brass, copper, hardwoods, plastics, etc. Suitable for use on most air or electric grinding tools which accept 6mm shanks. Package Content : 1 x Rotary File Note:Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.