32pc Black Spline Drive Lug Nuts - 9/16"-18 Thread Size - 2" Length - Closed End - Cone Acorn Taper Seat - Includes 1 Socket Key Tool - For 8Lug Cars Vehicles SUVs Trucks Tuner Precision European Motorwerks Spline Lug Nuts (Pack of 32). Manufactured with cold forged steel. Additional Heat Treating ensures dependable strength & durability. Precisely machined threads ensure a perfect fit on your vehicle's wheel studs. Special coating provides exceptional corrosion resistance and appearance. [SPECIFICATIONS] Total Length: 2.00 inches | Seat Type: Long Spline, Closed End | Thread Size & Pitch: 9/16"x18 | Color: Black | See Diagram Image for Details [CHECK NUT SIZE] Ensure these lug nuts are the proper size. Compare the length/width of these lug nuts (diagram can be found in the images section) to the nuts you are currently using. [CHECK WHEEL HOLE SIZE & SEAT] (1) The socket key is 25mm (1 inch) in diameter. Your wheel's lug holes must be wider than this. (2) There are a variety of "Lug Seats", please make sure your wheels take Cone Seat shaped nuts. [STUD LENGTH & THREAD SIZE] (1) It is important to measure your vehicle's wheel stud length. If your wheel studs stick out past your wheel more than 45mm (about 1.75"), these will not be compatible. (2) Verify the thread size of the nuts on your vehicle. Various years/models come with different thickness nuts and thread pitches. <span class="a-text-bold">Nut Height</span>: 2.0 inches <span class="a-text-bold">Hex Size</span>: 19mm / 3/4&#034; <span class="a-text-bold">Thread Pitch</span>: 9/16&#034;x18 <span class="a-text-bold">Seat Type</span>: Conical / Acorn <span class="a-text-bold">Color</span>: Black <span class="a-text-bold">Material</span>: Cold Forged Steel Thirty-two (32) 7-spline cone seat tuner nuts. One (1) 7-spline tuner key socket tool. Comes in high quality packaging to reduce chance of damage during transit. Machined with precision to ensure a perfect fit every time. Made from cold forged steel to enhance durability and reliability. Uses 7-spline design instead of standard Hexagonal pattern. Requires the use of a socket key (included) for removal. These lug nuts are designed to pair with 60 degree cone seat wheels ONLY. Cone seat is also commonly referred to as conical, taper, or acorn seat. Ball seat and shank/mag style lug seats are NOT compatible with these lug nuts. Check vehicle&#039;s wheel stud length. If your wheel studs stick out past your wheel more than 45mm (about 1.75&#034;), these will not work for you. Check your wheel lug hole diameter. The included socket key is roughly 25mm (1.0 inch) in diameter. <span class="a-text-bold">Nut Height</span>: 2.0&#034; <span class="a-text-bold">Nut Width</span>: 0.87&#034; at widest point <span class="a-text-bold">Taper Angle</span>: 60 degrees