Vacuum Pump Rebuilders and Welding Services: offering sales, service, rebuilding and parts for most makes and models of vacuum pumps including Alcatel, Busch, Edwards, Kinney, Leybold, Precision, Stokes, Varian and Welch. New and used pump sales - Buy rebuilt and save! Need Parts?. Whether it is kits, rotors, stators, plates, individual parts, oil or filters, we can help you. Also offering welding and brazing services in shop or on-site.