M12 Copper Flat Washers | Conductive Power Equipment - HighFasteners

High-Conductivity Fastener for Power Systems. Size: Precise M12 Fit. Material: Pure Copper for Excellent Conductivity. Feature: Minimizes Resistance & Prevents Overheating. Benefit: Reliable Current Transmission & Safety. Offer: Factory Direct wholesale pricing. Custom sizes available. 💡 Need Non-Standard Sizes? We Are OEM Factory! We specialize in customizing copper washers based on your Drawings or Samples. Custom Finish: Plain / Plated Options. Action: Click the button below to upload your drawing for a free quote