Hexagon Nut High Temperature Resistance Conductive Conduction Pure Red Copper T2 Hex Nuts M3 M4 M5 M6 M8 M10~M20 for Screw Bolt

Hexagon Nut High Temperature Resistance Conductive Conduction Pure Red Copper T2 Hex Nuts M3 M4 M5 M6 M8 M10~M20 for Screw Bolt

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