Double-head stud
Product: M8-M56
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material ng Product: plain carbon, 40Cr, 35CrmoA
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Grade lakas: 8.8 grade 10.9 grade, 12.9 grade
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haba: 12mm-3000mm
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Surface treatment: blackened, electro-galvanized, hot-dip galvanized, Dacromet
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