General description The 100PCS 12mm Tire Studs are designed to enhance traction and stability for vehicles such as cars, SUVs, ATVs, and UTVs in snowy or icy conditions. Made from a combination of carbon steel, aluminum, and hard alloy, these tire studs are reliable, sturdy, and resistant to breaking, rusting, or corroding, ensuring long-lasting performance. Technical specifications Length: 12 mm (0.47 inch) Diameter: 4 mm (0.16 inch) Tip diameter: 2.3 mm (0.09 inch) Material: Carbon steel, aluminum, hard alloy Installation Easy to install with the included installation tool Simply attach the screw to a drill machine with the metal sleeve Drill the screw into the tire for quick installation Can be removed and stored for future use Usage Increases friction between the tire and the ground Improves vehicle stability during driving or riding Suitable for snow boots for climbing, hiking, and camping Other information Package Contents: 100 Tire Stud Screws Note: Light reflection and