316 Stainless Steel Coupling Nuts Assortment (1/4"-20 thru 5/8"-11)Hillman Item #36168
An assortment of grade #316 stainless steel coupling nut variants from The Hillman Group. Coupling nuts are long nuts used to connect pieces of threaded rod or other male-threaded fasteners. Think of them as longer hex nuts. A corresponding 316 stainless steel nut should always be used with bolts and/or screws of the same material. Marine-grade 316 stainless steel maintains structural integrity and corrosion resistance in the harshest of environments. Fasteners engineered with this type of material are perfect for projects in coastal or otherwise highly corrosive environments. Variants included in this assortment range from 1/4"-20 to 5/8"-11 in coarse thread size. Full assortment contains five (5) refills comprised of Hillman item numbers #36169 - #36171, #36173, and #36174.