Profile: Eltro Services, Inc. provides surface engineering solutions. We use patented pulsed ion nitriding furnaces. We specialize in ion nitriding, plasma nitriding and ferritic nitrocarburizing. We offer metal forming, plastics, molding, forging and die casting tooling. We supply gears, camshafts, crankshafts, valve springs, steering racks, fuel injectors, cam followers and ball joints. Our super hardness is used in applications such as gears, extrusion dies, aluminum die castings and plastic molds.