Tungsten carbide teeth give you a outstanding wear-life1x GrinderProvides rapid material removal, saving you time and effort, great for curved workShape: Arc surfaceShould only be used on non-metals or non-metallic materials, perfect for wood and other materialsOuter Diameter:84mm(Approx)Material:Tungsten CarbideFit for angle grinder and it is easy to operate itExcellent for rapid removal andshapingTungsten carbide coatings consist of hundreds of extremelysharp teeth that rapidly stock and outlasts hundreds of sandpaper padsHole Diameter:10mm(Approx)Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.