120 Mesh Pointed Diamond Grinding Head Diamond Fine Sanding Rod Jade Engraving Grinding Heads, 20pcs Pointed

1. Easy to use, fast sanding
2. Sturdy material, wear-resistant and durable
3. Use: carving and polishing glass, jade, gemstones, stones and hard objects, mold repair and grinding, etc.
4. Note: need to cooperate with the electric grinder, hanging mill, engraving machine, etc. use
5. Mesh: 120
6. Single size: about 45 x 5.8mm
7. Weight: about 66g