| Model Code | Model Description |
| AA | Graduation(s):.001 in, Range:1 in [Max], Range/Revolution:0.10000 in, Dial Reading:0-100, Accuracy:±0.002 in, Display Type:Continuous Dial |
| AB | Graduation(s):.001 in, Range:1 in [Max], Range/Revolution:0.10000 in, Dial Reading:0-100, Accuracy:±0.002 in, Display Type:Continuous Dial |
| AC | Graduation(s):.001 in, Range:1/4 in [Max], Range/Revolution:0.10000 in, Dial Reading:0-100, Accuracy:±0.001 in, Display Type:Continuous Dial |
| AD | Graduation(s):.001 in, Range:1/4 in [Max], Range/Revolution:0.10000 in, Dial Reading:0-50-0, Accuracy:±0.001 in, Display Type:Balanced Dial |
| AE | Graduation(s):0.01 mm, Range:10 mm [Max], Range/Revolution:1.00000 mm, Dial Reading:0-100, Accuracy:±0.01mm, Display Type:Continuous Dial |