L140mm Abrasive stone for granite slab polishing 1.high gloss 2.long work lifetime 3.polishing natural stone Product: Magnesite abrasive stoneSpecification: L140mm /T1Grit: 8#, 12#, 14#, 16#,24#,36#,46#,60#,80#,120#,220#,320#,400#,60#,800#,1000#,1200#,1500#It is used for Rough / Medium / Fine Polishing on Granite slabs