Description:1. The blade of the file is made of high-quality steel with surface quenching treatment, high strength and wear resistance.2. The tooth pattern of the file is uniform, high grinding efficiency.3. The mini needle file can be finely polished and polished, and is very suitable for hardwood processing, deburring, roughing and polishing all kinds of wood.4. 6pcs Mini needle can solve most of your work needs. Specifications:Material: Plastic + Metal Size: 140mm × 3mm File types are:Rectangular File, Square File, Oval File, Semi-Circular File, Triangular File, Flat FilePackage Included:1 Set of Needle FilesNote:1. Please allow 1-3cm differs due to manual measurement.2. Due to the different display and different light, the picture may not show the actual color of the item. Thank you for your understanding.