The electrical parallel traveling slab clamp is exclusive used in lifting the steel slab, is mainly used with the crane, the screw drive controls the opening or closing of the clamp. This type of clamp has the merit of high working efficiency, easy using, flexible, reliable, safe, easy maintenance and so on. In our company, the motor, proximity switch, position-limit switch, magnetic powder clutch, the bearing and the height detector are all chosen the import famous brands.