arp nut, 12-point, 8740 chromoly, steel, black, 10mm x 1.25 thread, 180000psi, set of 10

ARP nuts are made from aerospace-quality material with 12-point style heads. Available in chromoly or stainless steel, they come in many sizes to meet just about all of your needs and are rated at 180,000 psi tensile strength.