This extension bar features a 12.7 mm (1/2 inch) connection size and a 250 mm length, offering extended reach for socket spanners in industrial and mechanical settings. Its robust construction ensures durability and reliable performance when accessing hard-to-reach fasteners. Key features: - 12.7 mm (1/2 inch) connection size - 250 mm length for enhanced accessibility - Ball-type mechanism for secure socket retention - Compatible with standard socket spanners - Durable build for long-lasting use