10/50pcs M2 M2.5 M3 M4 M5 M6 M8 M10 M12 Transparent Acrylic Black White Nylon Plastic Insulation Metric Threaded Hex Hexagon Nut

10/50pcs M2 M2.5 M3 M4 M5 M6 M8 M10 M12 Transparent Acrylic Black White Nylon Plastic Insulation Metric Threaded Hex Hexagon Nut

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