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UNE-EN 27721:1992
COUNTERSUNK HEAD SCREWS. HEAD CONFIGURATION AND GAUGING. (ISO 7721:1983).
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Technical characteristics
| Publisher | Asociacion Espanola de Normalizacion y Certificacion (AENOR) |
| Publication Date | 12/10/1992 |
| Page Count | 8 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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10/12/1992
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10/12/1992
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