The diamond sand is evenly attached and wear-resistant, and it is not easy to drop sand. Good shape retention, strong grinding capacity, precision machining and high grinding efficiency.Mainly used for grinding hard alloy, tungsten steel milling cutters, also can be used for glass, tiles, gems, ceramics, molds and other materials edge grinding and chamfer. And mainly applicable to small side grinding machine, grinder.When using this tool, you need to wear occupational safety protection tools, such as work goggles, work gloves, and hearing protection. Specification Material: Diamond sand coated Grit: 150 Diameter： 78mm /3inch Bore Diameter： 12.7mm 1/2inch Thickness： 10mm Style : 45-degree