ITEM NAME:16mm x 25mm Double Cut Cylindrical Head Tungsten Carbide Rotary File D2C1 16mm x 25mm Double Cut Cylindrical Head Tungsten Car.Cutting Size : 16mm x 25 mm / 5/8" x 1" (D L). Used for grinding, carving and shaping in steel, cast iron, brass, copper, hardwoods, plastics, etc.