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High strength nut
(1)Standard: DIN934: ASME A563 DH / A194 2H (2)DIN: CLASS8, 10, 12; ANSI: GR.5, GR.8, GR.2H, GR.DH, GR.C (3)Surface: natural color, zinc, hot dip galvanized (4)material: carbon steel and alloy steel
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