50pcs DIN916 Hex Hexagon Socket Allen Cup Point Set Screw Grub Bolt M2 M2.5 M3 M4 M5 M6 M8 Black Grade 12.9 Steel

50pcs DIN916 Hex Hexagon Socket Allen Cup Point Set Screw Grub Bolt M2 M2.5 M3 M4 M5 M6 M8 Black Grade 12.9 Steel

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