




| Especificación | M1.4 | M1.7 | M2 | M2.3 | M2.6 | M3 | M4 |
| d(diámetro) | 1.4 | 1.7 | 2 | 2.3 | 2.6 | 3 | 4 |
| dk (diámetro de la cabeza) | / | 3.56 | 3.8 | 3,99 | 4.05 | 5.08 | 6.67 |
| dc(diámetro de la arandela) | 4 | 5 | 5 | 5 | 6 | 6,95 | 8.51 |
| k (espesor de la cabeza) | / | 1.03 | 1.3 | 1.41 | 1,79 | 2.53 | 3.17 |












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Recomendaciones para el Día del Empresario |
RMB0.05 |
RMB14.00 |
RMB17.00 |
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RMB33.00 |
RMB8.00 |
RMB26.80 |
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RMB13.00 |
RMB9.00 |
RMB24.00 |
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RMB15.00 |
RMB0.04 |
RMB0,20 |
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RMB0,95 |
RMB28.00 |
RMB38.00 |
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