This Hex Socket Bit features a 1/2 inch (12.5 mm) connection size and a 20 mm blade length, ensuring precise engagement with hexagonal fasteners. Its 25 mm diameter and 75 mm overall length provide robust handling for demanding mechanical and industrial applications. Key features: - Connection size: 12.5 mm (1/2 inch) - Blade length: 20 mm - Diameter: 25 mm - Overall length: 75 mm - Suitable for professional hex socket fastening tasks