Full-Thread Zinc Hex Bolt (5/16-18 x 2-1/2 in.)

An assortment of full-thread, zinc-plated, hex bolt variants from The Hillman Group. Hex "tap" bolts have a hex head and smooth shoulder area beyond the standard amount of threading. These bolts have myriad uses across construction, agricultural, and automotive applications. Variants included in this assortment feature coarse 5/16"-18 thread and range from 1-1/2" to 6" in length. Full assortment contains seven (7) refills comprised of Hillman item numbers #2881 - #2887.