150 250mm Plastic Vacuum Dryer Double Valve Pressure Gauge Transparent Moisture-Proof Cylinder Pump

Plastic vacuum dryer/desiccator (model ZKC-250'), double valve with pressure gauge, transparent moisture-proof cylinder, sizes 150/250/400mm, support

Specifications: model number: ZKC-250'; material: Plastic; size: 150mm / 250mm /400mm; capacity: 150mm / 250mm /400mm'