1/2"-13 Heavy Hex Nut, A563 Grade DH, HDG Wax & Blue Dye, 1 ea

A563 Grade DH Heavy Hex Nut, Hot Dipped Galvanized with Wax and Blue Dye - Wax is applied to galvanized nuts as a lubricant, the blue dye differentiates waxed from un-waxed galvanized nuts, available in 1/2-13 thru 2 1/4-4 1/2.

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