Oversize, Full thread (IFI-111), Serrated

These bolts have an extra large flange. Serrated heads are designed to prevent loosening. A hexagonal head for use with a wrench. Meets IFI-111 (2002).

• Zinc plated grade 5 steel

  A tempered medium carbon steel. Grade 5 falls between grade 2 and grade 8 in strength, and is commonly found in automotive applications. Zinc plated for moderate corrosion resistance.