Product Description Description This is a right-angle rotating gear driver, using aluminum alloy precision die-casting shell, suitable for the cock of ball valve and butterfly valve, it is driven by worm gear and has self-locking function, and adopts tapered roller bearing to make The operation of the gearbox is more convenient and efficient. The stem … Continue reading China Professional China Supplier Hot Sale High Quality Aluminum Alloy Body Worm Gearbox with Indicator differential gearbox