9/16"-12 Grade 8 Hex Nut - Yellow Zinc Plated 9/16-12 grade 8 hex nut (coarse) yellow zinc HN891612 $0.366/ea
9/16"-18 Grade 8 Hex Nut - Yellow Zinc Plated 9/16-18 grade 8 hex nut (fine) yellow zinc HN891618 $0.429/ea