Diamond grinding head emery grinding head fine sanding needle stone jade carving grinding peeling tool 20PC

Description: --100% Brand new and high quality. --20 Pcs different heads grinding bits are made a set, more practical. --Need to be used with electric mill/hanging mill/bench mill. --Ball shape head, artificial diamond grinding tools for diamond and jade carving. --These are 80 grit and 3.0mm shank. --Artificial diamond burr tools for grinding, engraving, cutting lines, polishing, carving, glass engraving --Suitable for plastic, wood, glass, metal, ceramics, tile, marble, granite, stone, and many other materials.

Specifications: --Material: Artificial Diamond --Shank Diameter: 3mm/0.11in --The Head Diameter: 6mm/0.23in --Particle size: 80 Grit --Quantity: 20PC Package Included: --20*Grinding Head