This 3/4-inch hex socket bit features a 12 mm hexagonal dimension and a total length of 100 mm, providing precise engagement with hex fasteners. It offers reliable torque transfer for professional mechanical and assembly applications, compatible with 3/4-inch drive tools. Key features: - Hex socket size: 12 mm - Total length: 100 mm - Drive connection: 3/4 inch (19.05 mm) - Blade length: 20 mm - Suitable for industrial and maintenance use