Vibra Screw Bin activator, bin discharger, weigh feeder, bulk bag unloader, filler, vibratory conveyor, screen, bin, spiral conveyor, paddle mixer, flexible screw conveyor and belt conveyor. Machinery and Equipment is pleased to have an inventory of Used Vibra Screwequipment for sale from our large inventory of used equipment. We invite you to browse our available inventory for this fine manufacturer along with hundreds of others available.