- 1-1/2" DR. Adapter with Ball - 1-1/2" F x 1"M - Made from chrome molybdenum alloy steel - Phosphate sunk finish for durability - Converts 1-1/2" drive to 1" drive - Maximum torque capacity: 2515Nm - Conforms to DIN 3121 standards - Caution: Ensure compatibility to prevent potential tool damage due to high torque.