10pcs M2 M2.5 M3 M4 M5 M6 M8 M10 DIN914 Grade 12.9 Black Carbon Steel Hexagon Hex Socket Cone Point Grub Set Screw Tapered End

10pcs M2 M2.5 M3 M4 M5 M6 M8 M10 DIN914 Grade 12.9 Black Carbon Steel Hexagon Hex Socket Cone Point Grub Set Screw Tapered End

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