Upgrade your Chevy's look with these sleek black spline lug nuts! This set includes 20 lug nuts with a 12x1.5 thread pitch and conical (cone) seat – perfect for models like Camaro, Cruze, Impala, and Malibu. Made from durable steel with a black finish that resists rust and adds a sporty touch. They're security-style lug nuts, meaning you'll need the included key (socket sizes 3/4\, 13/16\, 19mm, or 21mm) to install and remove them – helps prevent theft. Height is about 1.4 inches, width 0.80 inches. Performance-rated for reliable holding power. Whether you're installing new wheels, replacing rusty old nuts, or just want a cleaner appearance, this 20-piece set covers all four wheels plus spares. Easy installation with a lug wrench and the key. Keep your wheels secure and stylish. From Lightning Auto – a trusted name in automotive accessories. Drive with confidence!