PG9DHD Form Grinding Golf Ball Cores with Hopper PG9CRG. PG9CRG OD Grinding Rubber Rollers with Robot PG9BHD. PG9BHD Form Grinding Spherical Shapes (Frac Balls, Fuse Bodies, Golf Balls, Deodorant Balls, etc) GFS. GFS | StandAlone Feeding System with Independent Control GSR6. GSR6 Guide Wire Deburring System ...