... the biggest producers of fiberglass disc in China Fiberglass disc, fiberglass mesh disc, fiberglass net disc, abrasive fiberglass disc, abrasive disc,grinding disc, ,It's cut by puncher ... ,CNP8×8260,CNG14×14-85; Outer diameter of the fiberglass disc isΦ74±1,Φ96±1,Φ122±1,Φ146±1,Φ196 ...