Diamond floor grinding head: For granite, marble,concrete polishing & grinding Dry and wet use Size: 3" - 10" Diamond tool - diamond floor grinding head ... you to the best of our ability. Item No.:diamond floor grinding head Diameter: Grit:#6, #16, #30, #50, #100, # ... , Terrco, Redi-lock, Snail, Thread etc.Work condition:Both for dry and wet.Processing Object:Granite, marble, concrete etc.Feature1 ...