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The ARP 1/2-20 12-point stainless steel nut kit includes 12-point nuts for 1/2-20 threaded applications. These nuts provide a compact multi-faced profile for use with standard sockets and help restore reliable clamping where original hardware is aged or missing. The kit format eases installation during engine work and accessory reassembly.
ARP 1/2-20 SS 12pt nut kit
