For one-stop solution of instrumentation fittings and valves, Powerlok has studied and developed sophisticated skill and technology of manufacturing key components - Ferrule set and silver plating.Powerlok is always one-step ahead to provide safety and successful project and service on time.With a Korean-first batch production process of design, machining, heat treatment, coating, powerlok maintain the quality and will, and does utmost endeavors to become reliable and long-lasting sources for the global clients.Why Powerlok tube fitting, Making New Fitting Histroy Perfect Powerful tube fitting without leakage Interchangabilty & intermixability. Instrumentation fittings and vavles, Ball Valve, needle valve(10,000 psi) check valve, Din 2353 bite type fittings Din Ball Valves for Hydraulic Line.