- Hexagon drive ISO 1173 C6.3 (1/4″), ISO 2351-3 C6,3
- Made in Germany
- Drive: Hexagon, solid 6.3 (1/4 inches)
- Output: Inside hexagon profile
- Wrench size: 2.5 mm
- Dimensions / length: 25 mm
- Net weight: 0 kg
* = Not according to ISO 2351-3
- Special purpose steel for excessive use
- High-precision, close-tolerance fabrication of tips and edges
- For electric and pneumatic screwdrivers as well as for manual operation
- Tough and hard for threaded screws (hard screw-joint)
- Permanent hardness of 59-61 HR C for high demands in trade and industry
- High torque values, well above DIN standard, over a long service life