- Dual scale, Calibrated dual direction.
- Positive lock with spring loaded pull down lock ring.
- Fast, accurate and easy to set.
- Most feature quick release buttons which provide good socket retention as we ll as easy socket removal.
- Ergonomic comfort-grip.
- Accuracy: ±4% CW ±6% CCW of indicated value, CW from 20% to 100% full scale.
- Meets or exceeds ASME standards, ISo 6789 standards.
- Individually serialized with matching certificate of calibration traceable to N.I.S.T.