MB501 COPPER/BRASS TIP ADAPTOR M8MB501 Copper Brass Tip Adaptor M8 The MB501 Copper Brass Tip Adaptor M8 is a heavy duty replacement component designed for MB501 MIG torches. Manufactured from a copper brass alloy, it provides excellent electrical conductivity, strong heat resistance, and reliable contact tip retention in high amperage MIG welding applications. Built for industrial use where durability and consistent performance matter. Key Features Designed for MB501 MIG torches M8