Flange nuts

Material

• Zinc plated grade 5 steel

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

• Grade 8 steel plain finish

  Grade 8 is stronger than grade 5, and is commonly found in high strength automotive applications. A tempered medium carbon steel. Unplated finish.