Zenith 5/16 X 4″ Hex Head Bolt & Nut Zinc

Zenith 5/16 x 4″ zinc plated hex head bolts deliver trade quality fastening performance for interior applications, engineered to Australian Standard 2451 for reliable structural connections.

The zinc plating provides effective corrosion protection for interior use and areas not subject to direct weather exposure, making these engineer bolts ideal for metal-to-metal and metal-to-timber fastening where rear access is available to install the nut.

Complete with matching nut, these imperial thread bolts feature hexagonal head design that enables increased clamping pressure and secure installation with standard tools, delivering dependable performance for general-purpose interior fastening applications.

Key Features:

• Zinc plated for interior corrosion protection
• Made to Australian Standard 2451
• Hex head for increased clamping pressure
• Nut included for complete fastening solution
• Suitable for metal-to-metal and metal-to-timber applications

Specifications:

• Thread Size: 5/16″ Imperial
• Length: 4″
• Head Type: Hexagon
• Finish: Zinc Plated
• Standard: AS 2451
• Application: Interior use
• Includes: Matching hex nut