ARP 12-Point Nuts 5/8 in.-18 RH Thread, # 300-8339
Nuts, 12-Point, Custom 450, Black Oxide, 5/8 in.-18 RH Thread, Set of 10
Thread Size:5/8-18 in. RH
Nut Style:12-point
Nylon Insert:No
Self-Locking:No
Wrench Diameter:13/16 in.
Nut Material:Steel
Nut Finish:Black oxide
Washers Included:No
Fastener Yield Strength (psi):150,000 psi
Quantity:Sold as a 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.