๐ŸŒต Ball shape head, diamond grinding tools for diamond and jade carving.

๐ŸŒต These are 120 grit and 3.0mm shank.

๐ŸŒต Diamond burr tools for grinding, engraving, cutting lines, polishing, carving, glass engraving.

๐ŸŒต Electroplated diamond grinding.

๐ŸŒต Need to be used with electric mill/hanging mill/bench mill.

๐ŸŒต Perfect for plastic, wood, glass, metal, ceramics, tile, marble, granite, stone, and many other materials.

๐ŸŒต 20 Pcs different heads grinding bits are included, Various shapes and sizes.