Castrol manufactures smooth flo hand lift pump which is a versatile pump used for trouble free use on castrol 50 lt containers. The smooth flo hand lift pump comes with a heavy-duty steel suction tube with high-density polyethylene pump head and a unique bung adaptor. The pump head is able to drain back excess oil into container when using the pump with standard bung adaptor. The standard bung adaptor in the smooth flo hand lift pump can be slid over the pump when using on containers with external threading. The company supplies this smooth flo hand lift pump in two variations like rigid steel spout with 48ยบ [1220 mm] discharge hose fitted with curved metal spout at discharge end.