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South Coast Fasteners keeps the 3/8-16 x 4 1/2" (PT) Hex Head Cap Screws, Coarse, Grade 5 Medium Carbon Steel, Yellow Zinc Cr+6 in stock and ready to ship. Also sold as hex bolts. It measures 3/8" diameter, 4 1/2" (PT) length, coarse thread, Grade 5 with a Yellow Zinc Cr+6 finish. A solid choice for fast, repeatable fastening on the jobsite, it is part of our Grade 5 Hex Cap Screws line, stocked across industries such as HVAC, Furniture, and Manufacturing.
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