Bestpack is committed to manufacturing reliable, cost effective and highly efficient automated and semi-automated packaging system solutions to meet the expanding and changing packaging application needs for the cosmetics, dry goods, food packaging, and medical packaging industries to name a few. With over 35 years of packaging machinery engineering experience and thousands of carton sealing equipments installed worldwide. Despite our in depth portfolio of packaging equipments: conveyers, sorters, drop loaders, shrinkwrappers, case erectors, box formers, stretch hooders, and palletizers, the breadth of our carton sealers is our specialty. To date, we have over 90 models of carton sealers. http://www.bestpack.com/index.php/adjustable-manual.html