The 3/8" Drive Impact Universal Joint is a professional-grade tool engineered from premium CR-MO steel for exceptional durability and strength. Featuring a precision-crafted phosphoric acid manganese finish that provides superior corrosion resistance, this 77.5mm universal joint ensures reliable performance in demanding applications. The versatile design allows for enhanced maneuverability in tight spaces, making it an indispensable addition to any professional mechanic's toolkit. This high-quality universal joint delivers consistent, dependable performance while maintaining structural integrity under high-torque conditions.