... machines can produce civil barrel,220L double L-ring barrel,plastic tray for forklift ,underground storage tank, tools kit ,multi- ... on.In addition,we sell some auxiliary equipment such as plastic scrab crusher, blender ,moulds and some equipment related to ... permanent profits,we are the best choice!II.Hollow Blowing Mould SpecificationHollow Blowing MouldModel Single/Double Ring Barrel Model Pallet ...