High quality material: Made of carbon steel with diamond sands, coated with titanium improve their durability and wear resistance, long service life. For different surfaces: With fine diamond coating and different sizes and shapes, this set of small files is essential for small precision DIY. Good finesse: Regularity of the stitching and varied choice of blades, thin and very effective for model work, 3D printing finishing, sculpture etc. Application: These needle files are used for deburring, shaping and sharpen metal, wood and plastic, marble, stone, bone, glass etc. Package includes: 10 * diamond files, ideal for processing plastic, wood and metal. Features of our set of 10 mini diamond sets: (1) Advanced shapes assorted including flat and blunt points (2) Works on most natural materials such as marble, wood, stone, bone, etc. ( 3) Can be used on glass, gemstones, and for mold making (4) Soft plastic handles for excellent grip. (5) Organized in a plastic pouch for dust-resistant storage and easy transport. Specification: Material: Diamond Handle Color: Yellow, green and red Weight: 120 g Size: 140 x 3mm Package Included: 10 x Diamond Files Note: This does not include other things, the color is based on the first picture and other pictures only show effect Due to the differences between different monitors, the picture may not reflect the actual color of the item. As due to manual measurement. Please allow deviation. Thank you!