Accurate and high-quality diamond semicircular 270 mm long file with the sharpening length of 152 mm for sharpening of tools for woodworking, garden or home.The file is semicircular, which allows sharpening of inner and outer edges of wooworking knives, saw blades, chisels, profiling knives or even kitchen knives and garden shears.Grit: fine 600 (25 micrones)