... 120,#240,#320 use for grinding marble Magnesium POLISHING PAD ABRASIVE MODEL FRANKFURTGRITE #60,#120,#240,#320,#400,# ... stone processing and ground treatment, ceramic tile industry.Polishing pad has complete standard size color and good flexibility, ... habits agile collocation various hand grinding machine, the ground refurbished machine, ceramic polishing machine use.This product grinding sharp, good ...