10pcs M3 M4 M5 M6 M8 304 A2 Stainless Steel Black grade 12.9 steel DIN912 Hexagon Hex Socket Head Cap Allen Bolt Screw L=4-60mm

10pcs M3 M4 M5 M6 M8 304 A2 Stainless Steel Black grade 12.9 steel DIN912 Hexagon Hex Socket Head Cap Allen Bolt Screw L=4-60mm

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