Fiber optic polishing machine products are suitable for all kinds of hydraulic and pneumatic components, steering pumps, vane pumps, hydraulic motor parts, automotive fuel pump parts, air conditioning / refrigerator compressor parts, oil pump nozzle parts, engine parts, watch parts, high precision bearings, seals, sealing rings, piston rings, carbide inserts, ceramic valve cores, magnetic materials and other products double plane grinding and polishing.