... and industry can store many kinds of gas with good quality and beautiful design SpecificationNetWeight ... wrench humidification cup4L-16.5140*4807ALUMINUMAlumel cabinet, oxygen bridge, oxygen tube, adjustable watch, humidification cup, wrench7L12150* ... 610437MnPush Back, adjustable watch, wrench, oxygen tube, tools bag,humidification cup, trolley10L20150*800437Mn10L-111155 ...