Value set: You will receive 10 needle files of different shapes, including needle, round, triangle, square, flat shapes, sufficient quantity, rich styles, to meet your various repair needs. High-quality material: Our diamond file set is made of super-hard diamond and alloy steel, with a bright and beautiful surface, and will not deform or break. Strong and durable. They are necessary tools for grinding and can be used for a long time. Ideal size: The handle length of these metal file tools is about 65 mm/2.55 inches, the sand length is 50 mm/1.96 inches, and the total length is about 140 mm/5.51 inches. They are very suitable for repairing fine parts and can meet your different practical needs. Anti-slip design: Our jewelry files adopt anti-slip silicone handles, which can effectively prevent sliding, reduce the pressure on the hands during use, and have a comfortable grip and excellent grip. [Wide range of application] The small metal files are finely crafted and durable, and can be widely used in polishing of various small objects, DIY crafts making, mold repair, etc. Our precision file set is the best choice for fine polishing of models and jewelry.