Item No.
30°×60°×90°
多值角度块 906/SOLID ANGLE PLATES 906
多值角度块90°、60°、45°、30°角度计量基准，用于机械加工及检测。
The solid angle plates are standards for measuring 90°、60°、45°、30°angles,and they are used for inspection in machining.
| 编 号 Item No. |
工作角的公称值 Nominal angle | 精 度 ccuracy | 质 量 Weight(kg) | |
| 906-01 | 45°×45°×90° 30°×60°×90° |
±20" | 0.31 |