1、Made of diamond, long service life. 2、Good thermal conductivity can avoid burns, cracks of the workpiece, greatly improving the processing quality. 3、This product has good grinding performance, which can reduce the grinding power and energy consumption. 4、The diamond grinding wheel is generally suitable for grind of marble, granite, ceramics, glass, etc. 5、The product is suitable for high-speed electric grinding wheel, pneumatic tools and other equipment. Feature: Made of diamond, long service life. Good thermal conductivity can avoid burns, cracks of the workpiece, greatly improving the processing quality. This product has good grinding performance, which can reduce the grinding power and energy consumption. The diamond grinding wheel is generally suitable for grind of marble, granite, ceramics, glass, etc. The product is suitable for high-speed electric grinding wheel, pneumatic tools and other equipment. Specification: Material: Diamond Hole diameter: 22mm/0.87in Grinding wheel diameter: 100mm / 3.94in Grinding wheel body thickness: 2mm / 0.08in Gear thickness: 4mm / 0.16in Gear width: 14mm / 0.55in Maximum speed: 13600 Weight: 217g / 7.7oz Package list: 1 * Diamond Grinding Wheel Cup Note: The actual product color may deviate from the photo due to light. There may be a slight deviation in the measurement of product.