Grade 8 Hex Nut Assortment Kit (Coarse & Fine Threads) Sizes 1/4 to 1/2"

Includes coarse & fine threaded sizes ! (Coarse Sizes 1/4-20, 5/16-18, 3/8-16 & 1/2-13"). 1/4-20 Grade 8 Hex Nut. 1/4-28 Grade 8 Hex Nut. 5/16-18 Grade 8 Hex Nut. 5/16-24 Grade 8 Hex Nut. 3/8-16 Grade 8 hex Nut.

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