zrfgbxim 1080 Pcs M3 M4 M5 M6 Nuts and Bolts Set, Countersunk M3, M4, M5,

Made of high-quality carbon steel galvanized material, the nut and bolt set is not easy to break, corrosion-resistant, and has long-lasting durability and stability. The thread is clear, the pitch is uniform, and the hexagonal countersunk design has sufficient force surface, which can be easily tightened and removed with the equipped wrench.

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