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ARP 5/16-18 x 4.500 in 12-point black oxide bolts are supplied as a set of five for fabrication and assembly tasks requiring long fasteners with a 12-point head form. These chromoly-designated bolts come in a black oxide finish and are intended where the specified thread size and length match application requirements. Use the set when the 5/16-18 thread, 4.5-inch length and 12-point engagement suit the project’s clamping and access needs.
ARP 5/16in-18 x 4.500in 12pt Black Oxide Bolts (Set of 5)
