Features: High security 12.9grade carbon steel wheel lugs nut with unique antitheft design ensures maximums protections against theft for major vehicle models. Plated surfaces treatments enhances corrosions resistance while maintaining sleekly aesthetics, crafted from durability 12.9grade carbon steel for extreme pressure resistance. Ideal for car owners seek premium theft prevention solution, particularly those with SUVs, trucks, and premium sedans requiring reliability wheel protections. Safeguards your wheel during city commuting, long distances travel, or overnight parking in high risk areas with these tamper resistant antitheft lugs nut. Each set's specialize hexagonal pattern requires matching tool, effectively deterring thieves while maintaining easy installation for authorizeds users with standard automotive tool. Specifications: Component:Carbon Steel (Grade 12.9) Packaging Size:Approx.19x15x2.50cm/7.48x5.91x0.98inch Option Type:M14x1.5,M12x1.25,M12x1.5; Strength:12.9level Package Includes: 1set AntiTheft Wheel lugs nut note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.