polishing buff model:4",6",8",10" grite:BUFF (WHITE,BLACK,GREEN,RED) use for grinding stone Apply:granite and marble POLISHING BUFF ABRASIVE DISCPOLISHING BUFF GRINDING DISCmodel:4",6",8",10"grite:buff ,(black ,white,green,red ,green)use for grinding stonepacking:20pcsweight:27kgsApply:granite and marbleCharacteristics: hight efficiency,long life with competitive price,outstanding polishing ...