... material)OD,Length,Roughness,Concentric,or other requiremntZinc plating,Oxide,Anodize or other finish treatment2Bushing,SleeveGate Number(Steel, ... or other material)Basic Dimensions,thickness,platness and other requirementZinc plating,Oxide,Anodize or other finish treatmentWe can make ... all the pump parts with various kinds of materials. Both pumps and ...