DescriptionThis item is a pack of 10pcs diamond needle files. Safety and easy to use with the red plastic coated handle. For filing of curves and corners in hardened steel dies, glass, ceramic, rock, carbide, gold, platinum and other hard materials.Features- Product Name : Diamond Needle File. - Color : Yellow, Siver Tone. - Material : Metal, Plastic. - Dia. : 3mm. - Total Length : 140mm. - Safety and easy to use with the red plastic coated handle. - For filing of curves and corners in hardened steel dies, glass, ceramic, rock, carbide, gold, platinum and other hard materials.