Topec 18Pcs Round and Flat File Kits - T801318 pieces file set 4 flat triangle half round round and 14 Precise needle files. Ideal for cutting and polishing wood, metal, mirror, glass, ceramic tile, ceramic, leather and plastic. High carbon steel tool the carbon content of 0. 75% is the optimum composition ratio of tools such as hoes Hammers. The fine grained texture is deeply quenched and coated for long lasting cutting and boring performance. Fine molars and tightly connected handles uniform