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South Coast Fasteners stocks the 5/16-18 x 2 1/2" (PT) Hex Head Cap Screws, Coarse, Grade 8, Plain for Fast 3-5 Day Shipping. Also sold as hex bolts. It measures 5/16" diameter, 2 1/2" (PT) length, coarse thread, Grade 8 with a Plain finish. Designed for drywall, framing, and interior finish work, it is part of our Grade 8 Hex Cap Screws line, stocked across industries such as HVAC, Furniture, and Manufacturing.
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