1-20X Petal Nut, Hollow Iron Sheet, Expansion Bolt, Expansion Screw M4 M5 M6 M8

1/10/20PCS x petal expansion nut (with screws). Expansion Design: The anchors expand on two opposing sides as you tighten the screw, increasing holding power. Do not run through your life so fast that you forget not only where you have been, but also where you are.

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