0.05mm Gold Plated Tungsten Wire (50μm Au Coated Tungsten Wire) for Semiconductor Probes & Precision Applications WINNER supplies high-quality 0.05mm Gold Plated Tungsten Wire (50 Micron Gold Coated Tungsten Wire) designed for semiconductor testing, precision electronic components, and high-reliability contact applications. By combining the excellent mechanical strength and high-temperature stability of tungsten with the superior conductivity and corrosion resistance of gold