America customer 5 tons machine screw mechanical actuator is from Jacton Industry. The USA customer who import 5 ton mechanical actuator to replace used USA brand 5 ton actuators. Inverted mount, keyed screw, 24:1 ratio, 465mm stroke, threaded end M24*3, custom made 18mm diameter worm shaft (standard 20mm diam.), custom made thread on stop collar with pin as stop nut.