Specifications:Material: Resin bond diamond sand, Aluminum bodyColor: Black Green (as picture show)Diameter: 75mm/3inch,100mm/4 inch, 125mm/ 5 inch, 150mm/ 6 inchHole Diameter: 16mm(5/8") / 20mm(4/5") / 25mm(1") / 32mm(5/4")Grit: 150#,Thickness: 8mm ,10mmSand Width: 5mm,10mmConcentration : 75%Quantity: 1 piecePackage Included:1x Resin Diamond Grinding WheelNotePlease be carefully check the goods appearance, size, shape and then compare your original goods before ordering, thank you.Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.Since the size above is measured by hand, the size of the actual item you received could be slightly different from the size above. Please don't mind, thank you!