KING TONY TORQUE WRENCH INTERCHANGEABLE 4-20NM 9X1

- Dual Scale: Newton Meter & English (N·m & ft·lb)
- Utilizes standard insert head
- Positive button design for easy removal of the insert head
- Quality meets DIN ISO 6789:2017 & ASME B107.300-2010 standards
- Torque tolerance: ±3% (CW) - CW/CCW Direction
- Regular calibration necessary for accuracy
- Suggested calibration period: at least every 12 months or 5000 uses