... tension pay-offmechanical self-regulating damping, break-off self, with bottom plate dolly, change H-Wheel labour saving and handy ... guard-against-wire- fall-off device5Hot water scrubbing tankOne3M long, with tubing pump, air blast device, heat by electricity, capacity of ... cathode alternately set, pole plate districts isolated by inside PP small bath, with warm-keep layer, twin axial flow pumps(one ...