Utoolmart Diamond Grinding Wheel Technical Parameters Product Name: Diamond Grinding Wheel Material: Diamond, Aluminum Alloy, Resin Outside diameter:100mm/4 Inch Overall depth:35mm/1.38 Inch Inside diameter:20mm/0.79 Inch Granularity:100 Grits Type:bowl shape Product Feature 1.Designed to grind carbide and hard steel, stone, metal and other processing and polishing, mainly used in serrated grinding process. 2.Resin bond for uncomplicated grinding operation with good material removal rates, while maintaining a low thermal influence on the work piece. 3.Not only high efficiency, high precision, but also good roughness, less abrasive consumption and long service life. 4.The diamond grinding wheel is generally composed of a working layer, a base body and a transition layer. The work is meticulous and the grinding precision is high. 5.It is widely used in low-iron content metal and non-metal hard and brittle materials, such as hard alloy, high-aluminum porcelain, optical glass, agate gemstone, semiconductor material, stone, etc., which are difficult to process with ordinary abrasive tools. Package Content 1 x Diamond Grinding Wheel