Photo 1 of 10 Most Common Sizes (1/4-20, 5/16-18, 3/8-16) Heavy-Duty Bolt and Nut Sorting Kit, 304 Stainless Steel (192PCS) 1/4“5/16"3/8”(192pcs)

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Photo 1 of 10 Most Common Sizes (1/4-20, 5/16-18, 3/8-16) Heavy-Duty Bolt and Nut Sorting Kit, 304 Stainless Steel (192PCS) 1/4“5/16"3/8”(192pcs)