Positioning guides (ring) Standard & custom made specification
High Precision & High Quality
Specification
| Grade Level | General ±0.01 |
Standard±0.005 | Precision±0.002 | Exellect±0.001 |
| ANgle | 0 Degree | 1 Degree | 2 Degree | 3 Degree |
| size(custom made is available) | ∮12、∮13、∮16、∮20 | |||


