5-50pcs M1.6 M2 M2.5 M3 M4 M5 M6 M8 Black Grade 12.9 Steel DIN912 Hexagon Hex Socket Cap Allen Head Bolt Screw Length 2-80mm

5-50pcs M1.6 M2 M2.5 M3 M4 M5 M6 M8 Black Grade 12.9 Steel DIN912 Hexagon Hex Socket Cap Allen Head Bolt Screw Length 2-80mm

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