Crafted for precision and durability, this diamond grinding head tool with a copper core is for stained glass work. The diamond coating allows for efficient grinding, making it easier to shape and smooth your glass pieces. This tool is a must-have for anyone looking to create beautiful and detailed stained glass art. Features -Color:Assorted Color -Material:Copper, emery -Size:3.20X2.50X2.50cm/1.26X0.98X0.98in -Exceptional hardness: featuring diamond material, this grinding head tool boasts high hardness and wear resistance, ideal for fine grinding on hard surfaces, enhancing work efficiency -Stable copper core: the innovative copper core design ensures tool stability and effective heat dissipation, and reducing operational wear -Stained glass: for stained glass art, it offers precise grinding control, preserving the clarity and detail of your artwork -Broad application: suitable for various hard surfaces like tiles and stone, this tool meets diverse industry needs for grinding and polishing -Simple installation: easy to install and replace, it is compatible with numerous power tools, making it convenient for both professionals and diy enthusiasts, boosting work or creative flexibility Package list: 5 x glass diamond grinding head