SplineDrive Lug Nuts combine style and performance. A no-compromise design engineered to fit small diameter recesses in Tuner style wheels. SplineDrive lug nuts offer closed-end design, maximum gripping power, more stud engagement and a greater seating surface than socket style lug nuts. In addition they are 30 percent lighter in weight. Like all McGard lug nuts. chip or peel. McGard manufactures SplineDrive lug nuts in the USA to meet or exceed OEM standards for safety and durability. Every lug nut is fully machined from restricted chemistry steel made specifically for McGard and through-hardened for its unsurpassed level of safety. McGard's plating process includes three layers of nickel and one layer of microporous chrome/black producing a superior finish while protecting against rust. SplineDrive lug nuts take safety, dependability and style to the next level. For aluminum wheels only. Requires 65300 Installation tool. This product may contain globally sourced materials/components.