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South Coast Fasteners keeps the 5/16-9 x 2 1/4" Hex Head Lag Screws, Coarse, Low Carbon Steel, Zinc Cr+3 in stock and ready to ship. Also sold as lag bolts. It measures 5/16" diameter, 2 1/4" length, coarse thread, Low Carbon Steel with a Zinc Cr+3 finish. A solid choice for HVAC and metal building assembly, it is part of our Stainless Steel Self-Drilling Screws line, stocked across industries such as Automotive, Electrical, and HVAC.
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