2.5mm Blue Insulated Ring Lug 6mm - 20 Pack Precision-engineered ring lugs with 2.5mm wire capacity and 6mm stud diameter, specifically designed for permanent electrical installations requiring maximum contact integrity. The blue insulation sleeve provides colour-coded identification for circuit organisation while protecting against environmental contamination and accidental bridging. Ring terminals deliver superior mechanical strength compared to standard lugs, making them ideal for high-vibration environments, automotive applications, and critical control systems. Manufactured to exacting standards for consistent crimping performance. This 20-piece pack supplies sufficient quantity for comprehensive panel upgrades or equipment retrofitting projects.