1. Product volume 20L, bearing 2 tons, 3.3kg net weight. 2.High toughness engineering plastic material, oil resistant corrosion resistance, anti-static, anti-UV radiation 3. Easy carrying with three handles 4.SGS certified. 5. Oil Pipe inside. 6. vent tube design, can prevent negative pressure backflow. 7. The external pressure can be up to 2 tons without deformation, falling without deformation 8. Can be used as hole plate
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