55μm Gold Plated Tungsten Wire (0.055mm Au Coated Tungsten Wire) for Semiconductor Probes & Precision Applications WINNER supplies high-quality 55μm Gold Plated Tungsten Wire (55 Micron Gold Coated Tungsten Wire) designed for semiconductor testing, precision electronic components, and high-reliability contact applications. By combining the excellent mechanical strength, hardness, and high-temperature stability of tungsten with the superior conductivity and corrosion