5-10pcs M3 M4 M5 m6 m8 304 Stainless Steel Large Flat Hex socket Furniture Rivet nut Connector Insert Joint Sleeve Cap Nut screw

5-10pcs M3 M4 M5 m6 m8 304 Stainless Steel Large Flat Hex socket Furniture Rivet nut Connector Insert Joint Sleeve Cap Nut screw

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