... fine gloss 4. cost save diamond polishing plate / disc for granite marble grinding & polishing on manual polish machine.Good ... #400, #500, #800, # 1500, Buff (B/W)Rough polishing: Diamond metal bonded disc, very sharp to remove the material, high ... .Fine polishing: Diamond resin bonded disc, excellent gloss achieved and low cost.Polishing disc, grinding disc, polishing plate, stone polishing tools, ...