Hand wheel is used to manual operation screw jack or light weight small sizes screw jack lift system. Hand wheel materials cover cast iron, backlite, project plastic, alumium, reinforced nylon and stainless steel etc. hand wheel dimensions from 80mm to 400mm diameter, customized 450mm, 500mm diam. hand wheel. For worm gear ball screw jack, hand wheel operation is not recommended. For precise position display, a range of digital position indicator or digital mechanical counter are available for matching with hand wheel to operate worm gear screw jacks.
Cast Iron Hand Wheel Picture and Drawing