【Multiple Nuts】110pcs rivet nuts as followings: M3-20pcs, M4-20pcs, M5-20pcs, M6-20pcs, M8-10pcs, M10-10pcs, M12-10pcs. Includes 110 pieces rivet nuts altogether. Fixed to the box. Interchangeable Mandrels: M3, M4 M5, M6, M8, M10 and M12.
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