10Pcs Assorted Diamond Mini Riffler Needle File Set Metal Red Jewelers Glass Wood Carving Craft Handy Files Alloy Lapidary Bent Ceramic Tool

Widely used in a variety of molds, models, parts, handicrafts and other industries Diamond needle file that is sharp, high strength, good physical properties and wear resistance Widely used in grinding, polishing, engraving, cutting, drilling, modifying for jade, ceramics, glass, crystal, metal, carbide, etc. High-quality diamond file set designed for hard-to-reach & odd-shaped objects Ultra-hard industrial diamonds permanently embedded in steel shaft tip for superior material removal Use on extremely hard materials like hardened steel, carbide, titanium, stone, glass & tile