Thread plug gauge JBO, metric fine thread

Version:
- made from gauge steel, hardened, stress-relieved, and finely ground
- one-piece mandrel with go/no-go side
- Good side with complete thread profile
- Scrap side has a shortened thread profile with few turns

Tolerance field:
P < 0,25 = 5H
P > 0,25 = 6H

Calibration costs see test equipment monitoring from page 39/???.
Please add the size specification -KAL. Example: 387200 M10 × 0,35-KAL