... spur gear, bevel gear,sprial bevel gear,internal gear,sprocket,transmission,reducer,shaft and sleeve etc.ProductsAll kinds of gears ( ... gear, sprial gear, ring gear, internal gear, sprocket, chain wheel) transmission, gear box, reducer ,shaft and sleeve etc.ApplicationSuitable for various ... high precision on teeth of gear.Minimum quantityAccept trial order transmission gearbox assembly and accessory