Standard size with bezel diameters of 56 mm and 58 mm.
With a lug on the back.
METRIC
| Graduation (mm) | Range (mm) | Dial reading | Code No | Accuracy (micron) | Measuring force (N) | Remarks |
0.001 | 1 | 0-100-0 | 2109S-10 | 3 | 1.5 or less | New type |
| 0.01 | 10 | +/- 0-100 | 2046S | 12 | 1.4 or less | New type |
| 0.01 | 20 | +/- 0-100 | 2050S | 25 | 2.0 or less | w/Limits hands |
| 0.01 | 30 | +/- 0-100 | 2052S | 30 | 2.2 or less | w/Limits hands |
Models with different graduation, range, and dial reading are available. For models without a lug, add suffix "B" to the order number (e.g. 2109FB, or 2803B-10)