Venum Wheel Lug nuts are the perfect addition to your new custom wheels. The ultra-thin spline drive lug nut design is perfect for small diameter lug holes found on some custom wheels. The Spline Drive lug nuts feature either closed end design or open end design, larger seating surface and extended stud engagement. The included thin-wall adapter is a ideal tool to prevent scratching on the wheel. These Spline Lug Nuts fit on ,ALL YEARS 8 LUGS CHEVY AVALANCHE 2500, SILVERADO 1500HD 2500HD 3500HD, SIERRA 1500HD 2500HD 3500HD, HUMMER H1 H2 & 2012-2016 RAM 2500 3500. Any questions email us, we will reply promptly. Thank You