Coarse Grit Diamond Grinding Heads, 46 Mesh, 3mm Shank, 20 Pieces for Jade and Emerald Polishing

These diamond grinding heads are designed for polishing jade and emeralds, ensuring a smooth finish on precious stones. Featuring a coarse grit of 46 mesh, they offer efficient material removal while maintaining precision. The set includes 20 pieces, each with a 3mm shank, making them compatible with various rotary tools for versatile use in gemstone crafting and jewelry making. Ideal for both professional jewelers and hobbyists, these grinding heads are perfect for achieving high-quality results on your gemstone polishing projects. Material: Diamond Grinding Head / Alloy Shank Scope of application: Jade and Emerald Polishing and Grinding Shank diameter: 3mm Length: 45mm Manufacture country: China Instructions included: No