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Hexagon head (fully thread)
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DIN 933 NFE 27-310 |
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Hexagon head (partially thread)
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DIN 931 NFE 27-311 |
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Hexagon socket csk head
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DIN 7991 NFE 27-160 |
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Hexagon socket head capscrew
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DIN 912 NFE 27-161 |
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Hexagon raised socket head
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ISO 7380 |
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Hexagon socket head capscrew
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DIN 7984 |
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