- Measure internal and external diameter of drum brakes
- Resolution 0.01mm/0.0005″
- Buttons: on/off, zero, mm/inch
- Automatic power off, move the digital unit to turn on power
- Battery CR2032
- Data output
- Made of stainless steel
- Optional accessory: data output system
| Code | Range | Accuracy |
| 1168-300A | 0-300mm/0-12″ | 0.07mm |