Model: 165Pcs M3-M8 Rivet Nut Kit. - Quantity: 165Pcs. - Thread Size: M3 M4 M5 M6 M8. M8 -------------------- 5/16" -------------------- 15Pcs. 【Hight Quality Material】These rivet nuts are made of carbon steel, with zinc plated on the surface, corrosion and acid resistant, they are strong and durable, healthy and lead-free, high strength, non-deforming, load-bearing threads, you will no longer worry about them rusting and breaking when installing.
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