Article description Hex drive ISO 1173 C6.3 (1/4?) Made in Germany Drive: 1/4 inch (6.3 mm) solid hexagon Output: Internal TORX® profile Wrench size: T6 Dimensions / length: 25 mm Net weight (kg): 0 kg For manual and machine use Special steel for the highest demands The highest dimensional accuracy for grinding and cutting For electric or pneumatic screwdrivers as well as for manual use Tough and hard for bolts (hard screwdriving applications) Permanent hardness of 59-61 HR C for strict requirements in industry and trade High torque values, far exceeding the DIN standard, with a long service life Show more