... concrete grinding machine Grind,polish and crystallize Granite,Marble ,Terrazzo Centralized contro TypeGrinder GE- ... (L*W*H)650*750*130mm *granite retreading machine This grinding machines and polishing machines , alterable frequency, alterable speed ... height of Handle is adjustable. Grind,polish and crystallize Granite,Marble ,Terrazzo , and clean the floor , etc. Artistic design, Aluminum ...