The file set comes with 3 different file sizes to meet your different working needs. All files are packed in a durable and compact carrying case for storage and carrying. portability. The handle of the metal files is covered with rubber for extra cushioning. Good toughness, corrosion resistance, high anti-rust and cleaning efficiency can perfectly eliminate dirt and rust on the file. 10 pieces of files are all forged from T12 alloy steel. Durable teeth have been deep milled and coated for long lasting cutting and filing performance. Metal file handle and blade with fully wrapped connection process. Eliminates handle and file separation. Long length rubber handle for comfortable handling. The workshop file is very suitable for cutting and polishing wood, mirrors and plastic. Leather, ceramic, ceramic tile, glass, metal and plastic. Metal files are great tools for any homeowner. They can be used to sharpen knives at home, clean steel cutting noodles in the garage, or straighten wood.