1/50pcs M2 M2.5 M3 M4 M5 M6 M8M10M12 DIN7991 Black 304 Stainless Steel Allen Hexagon Hex Socket Flat Countersunk Head Bolt Screw

1/50pcs M2 M2.5 M3 M4 M5 M6 M8M10M12 DIN7991 Black 304 Stainless Steel Allen Hexagon Hex Socket Flat Countersunk Head Bolt Screw

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