These wheel lug studs are made of carbon steel and tested to demanding automotive industry standards to ensure strength, longevity and safety.

M12-1.50 Serrated Wheel Stud - 12.929 mm Knurl, 42 mm Length 610-340.1 Features:

• Fits 2000-2007 Dodge; 1989-2011 Ford; 1994-2006 Hyundai; 2004-2007 Kia; 1988-2015 Mazda; 1991-2002 Mercury
• Durable material — carbon steel meets SAE automotive industry standards for strength and hardness
• Corrosion resistant — extensive salt spray testing helps ensure years of durability against rust
• Tensile tested — lug studs undergo industry-standard proof-load testing to ensure strength
• Trustworthy quality — backed by team of professional engineers and quality control specialists in the United States