Home > Shop > Hardware > Fasteners > Bolts > 3/8x4" HEX BOLT ZINC GRADE 5 3/8x4" HEX BOLT ZINC GRADE 5 Item #: 32373200 Mfr #: 63632 $1.03 each Checking Inventory Add to Cart Overview: Hexagon Head Cap Screw - Zinc plated steel - Drive Size 9/16"