Partial thread
A hexagonal head for use with a wrench. (Note: Shorter lengths are found under full thread.) These bolts are sometimes called Frame bolts. Meets IFI-111 (2002).
Grade 5
Zinc plated grade 5 steel
A tempered medium carbon steel. Zinc plated for moderate corrosion resistance. Grade 5 falls between grade 2 and grade 8 in strength, and is commonly found in automotive applications.
Grade 8
Zinc plated grade 8 steel yellow
Grade 8 is stronger than grade 5, and is commonly found in high strength automotive applications. A tempered medium carbon steel. Zinc plated for moderate corrosion resistance.
Grade 8
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.
The company focuses on the production and sales of fasteners,after years of development and innovation,products have been sold to US, Canda, Japan, South Korea, Singapore andother countries.