Studer S36 precision Grinder at Absolute Grinding Company. Studer S36 Grinder Our S36cnc Universal Grinder can run both I.D and O.D . With continuous path control over dressing and profiling of the grinding wheel, automatic grinding and dressing cycles, and a swivel range of the wheelhead of ± 8.5°, this machine can grind the simplest to the most complex parts.