Critical Systems Inc specializes in providing an array of gas delivery & abatement systems and orbital welding products & services related to process tool facilitation for semiconductor and related industries. Model 4-500 is a fully integrated orbital tube weld head with an available component support and position tooling plate. It is designed for high-production bench welding of tubing fittings valves and other small component assemblies. It is ideally suited for sub-assembly of components for semiconductor aerospace biopharmaceutical and all other industries requiring high-integrity high-purity welded assemblies.