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              DIN 931 Half-threaded hexagon head bolt DIN 931
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              Hot dip galvanized 4.8 grade DIN933 hexagon bolt diameter range M4-M52
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              Hot dip galvanized 5.8 grade DIN933 hexagon bolt diameter range M4-M52
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              8.8 grade DIN933 hexagon bolt with heat treatment diameter range M4-M52
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              5.8 grade DIN933 hexagon fully threaded bolt with zinc plated surface diameter range M4-M52
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              4.8 grade DIN933 hexagon fully threaded bolt with zinc plated surface diameter range M4-M52
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              Hot dip galvanized 8.8 grade DIN933 hexagon bolt with heat treatment diameter range M4-M52
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              Stainless steel A2-70 SS304 Hexagon bolt
 



