... 3.non-standard,according to clients drawing . Production steel Straight bevel Gear 1.Bevel gear,gear motor,metal gear 2 ... of mechanical equipments and components,include various kinds of gears and gear box.HENGKO Powder Metallurgy gear includes: bevel ... planetary gear, gear sector, sun gear, straight helical gear, helical gear, multi-layer gears, miniature gears, small module gear reducer, all kinds ...