... mostly used for wood industry. JA113: J-wt cloth,Aluminum Oxide coated,Resin over Resin. TJ103: J- ... Oxide coated,Resin over resin. JB-5:J-wt cloth,Aluminum Oxide,Resin over Resin Application: 2. For ... used by power tools. JA135: J-wt cloth,Aluminum Oxide coated,Resin Over Resin JA548: J-wt ... Aluminum Oxide,Resin Over Resin JA548M: J-wt cloth,Heat terated Aluminum Oxide,Special Coated Application: We ...