... and advanced equipment. 2.Mini, high-performance. 3.OEM Miniature motor gear box precision Gear box, High quality, Low price; Any motors; Free Customize; Broad ... various kinds of gears and gear box.HENGKO Powder Metallurgy gear includes: bevel gear, gear, gear box, planetary gear, gear sector, sun gear, straight helical gear, helical gear, multi-layer gears, miniature ...