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| 千分尺附件 ( 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 ) |
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| 对零环规 |
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| 货号 |
规格 |
| 6312-4 |
4mm |
| 6312-5 |
5mm |
| 6312-6 |
6mm |
| 6312-8 |
8mm |
| 6312-10 |
10mm |
| 6312-12 |
12mm |
| 6312-16 |
16mm |
| 6312-20 |
20mm |
| 6312-25 |
25mm |
| 6312-30 |
30mm |
| 6312-40 |
40mm |
| 6312-50 |
50mm |
| 6312-62 |
62mm |
| 6312-70 |
70mm |
| 6312-75 |
75mm |
| 6312-87 |
87mm |
| 6312-100 |
100mm |
| 6312-150 |
150mm |
| 6312-200 |
200mm |
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| 用于校对内测千分尺，三点内径千分尺和内径量表的零位 |
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