Polishing effect: curved rough grinding, curved fine grinding, flat coarse grinding, plane fine grinding. Half Round And Flat File For Filing Both Flat Surfaces And Round Holes. Double Cut And Rasp File For Moderate And Rapid Removal Of Material. One side flat, another side round, 4 in one(4 kinds of coarse degree), multi-purpose. Suitable for quick shaping or polishing of wood, plastic, plaster work-pieces. Delivery Quantity: 1pc Package Contents: Only the above package contents, excluding other products. Size: 20.4*2.2cm (Reminder: The size is measured manually, please allow 1-2 cm measurement error) Color: as pictured (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)