Features: 1) Diameter: 65,75, 85mm x M14 or 5/8''-11 2) Diamond grit: #40 - #80, or upon request 3) Suitable for profiling various hard Non-ferrous Material (http://g654.org) , such as Marble (http://www.lightemprador.com) , Granite (http://tanbrown.org) , glass, ceramic, hard concrete and (http://maplered.com) brick 4) With Special design of diamond brazing, the edge of saw blade will be free cutting, the efficiency of cutting will be improved greatly