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The ARP 1/2-13 x 4.250 12‑point stainless steel bolt is a single 12‑point fastener specified for 1/2‑13 threads and a 4.250-inch length. It serves as a direct replacement in fabrication and assembly applications, fitting common 12‑point sockets and matching threaded holes, giving a stainless finish option when a longer 12‑point stainless fastener is required for assembly tasks.
ARP 1/2-13 x 4.250 12pt SS bolts
