| 規(guī)格 | 工作面直線度或平面度 | 兩工作面夾角α精度 | ||
| 精度等級(jí) | ||||
| 1級(jí) | 2級(jí) | 1級(jí) | 2級(jí) | |
| 凸45°55°60°90°120°×500 | 6 | 12 | ±1 | ±1.5 | 
| 凹45°55°60°90°120°×500 | 6 | 12 | ±1 | ±1.5 | 
| 凸45°55°60°90°120°×750 | 8 | 15 | ±1 | ±1.5 | 
| 凹45°55°60°90°120°×750 | 8 | 15 | ±1 | ±1.5 | 
| 凸45°55°60°90°120°×1000 | 9 | 18 | ±1 | ±1.5 | 
| 凹45°55°60°90°120°×1000 | 9 | 18 | ±1 | ±1.5 | 
| 凸45°55°60°90°120°×1500 | 15 | 30 | ±1 | ±1.5 | 
| 凹45°55°60°90°120°×1500 | 15 | 30 | ±1 | ±1.5 | 


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