This diamond grinding head tool is designed for stained glass enthusiasts and professionals. Featuring a copper core, it ensures durability and precision in grinding and shaping stained glass pieces. The tool's diamond coating provides efficient and smooth grinding, making it an essential addition to your stained glass supplies and tools. Features -Color:Assorted Color -Material:Copper, emery -Size:3.20X2.50X2.50cm/1.26X0.98X0.98in -High hardness: made from diamond material, this grinding head tool offers exceptional hardness and wear resistance, making it ideal for fine grinding on hard surfaces and improving work efficiency -Copper core design: the unique copper core design ensures stability and heat dissipation, extending the tool's lifespan and reducing wear during use -For stained glass: designed for stained glass, it allows precise control over grinding force, maintaining the clarity of intricate details in your artwork -Versatile applications: suitable for various hard surfaces including tiles and stone, this tool meets the needs of different industries for grinding and polishing -Easy installation: compatible with multiple power tools, it is easy to install and replace, making it for both professionals and diy enthusiasts, enhancing flexibility in work or creation Package list: 1 x glass diamond grinding head