| Place of Origin | Shaanxi, China |
| Model Number | DQY-1 |
pocket compass for surveying
METAL BODY,PRECISION COMPASS,LEATHER BAG.
SPECIFICATION:
| Precision long air level | 15'±3'/2mm |
| precision of circle air level | 30'±5'/2mm |
| The reading error | ≤0.5° |
| Dial scale | 1° |
| Weight | 0.26kg |
| Size | 85×73×35(mm) |
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