Description Premium Forged Alloy Steel: 4 pcs precision large file are made by T12 Drop Forged Alloy Steel, 12 pcs needle files are made by GCR15 bearing steel, high temperature quenching on the surface of the files lead to higher strength and better abrasion resistance. Value Package: 17 PCS File, There are 4 pcs of 8 engineer files of flat, triangle, half-round, round shape ,12 pcs of 4.2 precise needle files of square, round taper, equaling, ring, warding, triangular shape,1 multi-functional brush, for brushing bits and filing materials such as metal, wood, plastic, glass, ceramics and leather. Comfortable and Tight Handles - The soft rubber handles will provide you with the best hold on each and every file, allowing you to work longer without getting tired. Portable Tools Bag - This hand files kit is coming with a tools bag, which will help to organize and protect the mini files and the large files well. The strap on the top of the tools bag makes it more convenient and comfortable for you to carrying it everywhere. Buy with confidence - handy tool bag with a wide variety of files will allow you easily finish and enjoy woodworking.