a)Dimension Diameter:100mm- 400mm available Thickness:2.0mm available " b)Diamond Grit: #40 - #80 available c)Coating: nickel, chrome, titanium available d)Smooth cutting surface, High cutting speed e)Suitable for cutting various hard non-metallic Material (http://g654.org) , such as Marble (http://www.lightemprador.com) , Granite (http://tanbrown.org) , glass, ceramic, hard concrete and (http://maplered.com) brick