Midwest Tungsten Service (MTS) is a company that manufactures refractory metal products. It offers tungsten alloy rods, washers, bucking bars, basket filaments, anode assemblies, etc. The company also provides electrical discharge machining (EDM), water jet cutting, stamping, welding, grinding, CNC milling, and other services. MTS caters to the medical, aerospace, automotive, electrical, and government sectors.