This pump features a painted steel barrel, steel valve assembly, and a wooden handle. Both in and out ports are equipped with hose connectors, for use with vacuum experiments as well as to generate pressure. Creates vacuum of 20" Hg. Additional Info: This pump features a painted steel barrel, steel valve assembly, and a wooden handle. Both in and out ports are equipped with hose connectors, for use with vacuum experiments as well as to generate pressure. Creates vacuum of 20" hg. Package Size(L x W x H): 17 X 7 X 1.5 (IN) Categories: Matter, Pumps HTS Code: 8414.20.0000 UNSPSC: 4.01515e+007 Country Of Origin: CHINA