ST Supertec Model G36P150 CNC Cylindrical Grinder, New 1999 . Price on Request. Grinding Machines | Supertec. SUPERTEC MODEL G10P40M UNIVERSAL CYLINDRICAL GRINDER, 1999 . ... 12" x 40 Supertec #G32P60CII, cylindrical universal grinder, #3567 . Price on Request. Grinding Machines | Supertec.