- Country of Origin: JP
- Manufacturer Name: Mitutoyo America Corporation
- Spindle Type: Non-Rotating
- Thimble Type: Ratchet Stop
- Type: Imperial Type A
- Series: 122
- Measuring Range: 0 to 1 in
- Graduations: 0.0001 in
- Accuracy: +/-0.00015 in
- Item Features
- The anvil and the spindle have a blade for measuring the groove diameter of shafts, keyways, and other hard to reach areas
- With a ratchet stop for constant force
- Supplied in fitted plastic case
- https://youtu.be/MVQhcWtNWak