Gear, Gearbox, Gear Reducer manufacturer / supplier in China, offering Custom Machining of Inner Ring Gear for Excavator Reducer: Specialized Capability for 65 - Ton Models, Precision Machining of Medium & Small-Sized Internal/External Cylindrical Gears, High-Speed Compressor Drive Gearbox Integrally Geared Compressor Drive Parallel Shaft Drive Gearbox and so on.