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The ARP nut kit includes 7/16"-20 and 9/16" socket 12-point nuts intended as hardware for engine or related assemblies. Packaged as a kit, it supplies matched high-quality nuts in those two common sizes to work with 12-point sockets. This kit is a straightforward replacement or service set for applications requiring those specific nut sizes without inferring any material or torque specifications beyond the supplied description.
ARP 7/16inch-20 9/16inch Socket 12pt Nut Kit
