10pcs/lot M2 M2.5 M3 M4 Nickel Plating/Black Partially Threaded Hex Socket Screws Grade 12.9 Cap Head Half Thread Allen Bolt

10pcs/lot M2 M2.5 M3 M4 Nickel Plating/Black Partially Threaded Hex Socket Screws Grade 12.9 Cap Head Half Thread Allen Bolt

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