20PCS GB2671.2 M5x6/8/10/12/16/20/25mm 12.9 Grade Carbon Steel Torx Six Lobe Pin Cap Cup Allen Head Bolt Hexagon Socket Screw

20PCS GB2671.2 M5x6/8/10/12/16/20/25mm 12.9 Grade Carbon Steel Torx Six Lobe Pin Cap Cup Allen Head Bolt Hexagon Socket Screw

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