- ISO 691 - ISO 1711-1
- 12-point OGV® ring angled at 15°.
- Open end angled at 15° from the handle axis (increment angle 30°).
- OGV® Ring profile maximizing contact surface with the nut for a longer lifetime.
- Forged in Chrome Vanadium steel.
- Long handle wrenches for increased tightening torque.
- High chrome finish.