Precision steel ring gauge
Numbering
|
Measuring range
|
177-220
|
1mm(Accuracy +/-1.5um)
|
177-312
|
↓
300mm(Accuracy +/-1.5um)
|
Precision ceramic ring gauge
Numbering
|
Measuring range
|
177-418
|
4mm (Accuracy +/-1.5um)
|
177-434
|
↓
45mm (Accuracy +/-1.5um)
|