diamond polishing disc: dry polishing pad, flexible polishing pad Grit: 50#,100#,200#,400#,800#,1500#,3000#,BUFF diamond polishing pad: wet ... polishing pad, flexible polishing pad1) diameter: 4"2) Dimension: 3mm thickness3) Fixed in: grinding mahcine4) ... #,3000#,BUFFP,S,E P: PremiumS: StandardE: Economyame:diamond dry polishing pad use condion:only use in dry color ...