The miniature ball screw is a device used to transmit motion and force, which consists of a helical ball and a threaded guide generatrix. It usually consists of a threaded shaft and a correspondingly threaded bus bar. Product name Ball screw Model Number miniature FSB Brand Name SHUNTAI Material GCr15 Bearing steel, Steel, Bronze Manufacturing Process Rolled screw, ground screw Feature Long Operating Life Delivery 7 Days Shipping Port Shanghai