樣式 Type |
尺寸 Dimension (mm) |
標準公差 Standard Tolerance (mm) |
精準度 Accuracy |
超小 |
≦1.2 |
+0.025 |
±2% |
超小 |
1.2-2.5 |
+0.038 |
±1.5% |
小 |
2.5-6.3 |
+0.051 |
±0.8% |
小 |
6.3-12.5 |
+0.064 |
±0.5% |
中 |
12.5-25 |
+0.076 |
±0.3% |
大 |
25-50 |
+0.152 |
±0.3% |
超大 |
50-75 |
+0.229 |
±0.3% |