X-Core™ pinless joint design is 4x more durable than pinned products for increased strength; Ball detent for secure socket retention; 30° maximum operating flex angle; Smooth 360° rotation for easier access; Chrome molybdenum alloy steel (Cr-Mo) for exceptional strength and durability; Black oxide finish for corrosion resistance; High-visibility laser etched markings provide quick size identification; Meets or exceeds ASME specifications; Includes tray for storage and organization