stainless steel and full automatic screw elevator with low noise Brief Introduction for Screw Elevator:Be used to match with CY-F01, CY-C01 types and can reduce powder, lighten labor intension, improve the labor efficiencyTwo kinds of Material: Stainless Steel and Carbon SteelCubage: Large, Medium and SmallCan be produced by special requirementSpecialty:Auto add the Material, Auto StopSoft ...