Robust hex bolt for strong connections

This Grade 5 hex bolt is designed for applications where high strength is required. With a diameter of 5/16 inch and a length of 4 inches, this bolt provides the reliability you need for various automotive projects.

Specifications and dimensions

• Diameter : 5/16 inch (7.9 mm)
• Length : 4 inch (114 mm)
• Thread type : Unified National Coarse (UNC) with 18 threads per inch
• Wrench size : 1/2 inch (12.7 mm)
• Head height : 0.203125 inch (5.2 mm)

Material and finish

Made of steel according to Grade 5 (comparable to 8.8 strength class), this bolt offers excellent tensile strength and durability. The electroplated finish provides good protection against corrosion, extending the bolt’s lifespan even in humid conditions.

Applications in the automotive sector

This hex bolt is ideal for:

• Fastening engine components
• Mounting chassis components
• General repairs and maintenance on cars

Advantages of this hex bolt

• High strength : Suitable for heavy loads and critical connections.
• Corrosion resistant : The plated layer offers protection against rust.
• Easy installation : The hex head allows for easy tightening with standard tools.

Packaging and availability

These hex bolts are supplied in sets of 5 pieces, so you always have enough stock for your projects. They are immediately available for delivery, so you can get started with your work right away.