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The ARP 12-point 5/16-18 black nut kit includes two 12-point nuts sized for 5/16-18 fasteners, supplied as a pack of two. The 12-point geometry allows use with a variety of sockets and wrench types common in confined spaces, providing a compact fastening profile for replacement or small assembly tasks. Offered as a small, application-specific hardware kit for projects requiring 12-point nuts in this size.
ARP 5/16-18in 12pt Black Nut Kit (Pack of 2)
