365 Pcs M3 M4 M5 M6 M8 Nuts Set, Hex Nuts, Metric Hex Nut Set, Lock Nuts, Self

Lock Nuts Kit: M3 m4 m5 m6 m8 hex nuts et provide strong fixing force and maximum clamping force for better fastening and higher load capacity. Used to prevent screws from being exposed and falling off, providing better stability.

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