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Buy the 1-8 x 5 1/2" (PT) Square Head Bolts, Coarse, A-307 Grade A, Hot Dip Galvanize online from South Coast Fasteners. It measures 1" diameter, 5 1/2" (PT) length, coarse thread, A-307 Grade A with a Hot Dip Galvanize finish. Used in steel-to-steel connections and machinery. These square head bolts are part of our Square Head Bolts line, stocked across industries such as Automotive and Marine & Offshore.
Pairs well with Finished Hex Nuts and Flat Washers to complete the assembly. Please Contact Us if you need assistance in selecting the right product or placing an order.