Grade 5 Plain Finish Hex Tap Bolt (Full Thread) 5/16-18 x 1-3/4 is a high-strength fastener designed for reliable performance in a variety of mechanical assemblies. This hex tap bolt features a plain, uncoated finish and full threading along the entire shank, delivering consistent grip and load distribution in tapped holes.

Key specifications

• Material: Grade 5 steel
• Finish: Plain (uncoated)
• Head style: Hex
• Thread: 5/16-18 UNC, full thread
• Length: 1-3/4 in

Applications

Ideal for automotive, machinery, and general equipment assemblies where a strong, fully threaded fastener is required. Use with a corresponding hex nut or tapped hole to secure components with precision torque.

Why choose this bolt?

• High-strength Grade 5 steel for dependable performance in demanding applications
• Plain finish allows for custom coatings or anti-corrosion treatments as needed
• Full-thread design provides maximum engagement and clamping force along the entire bolt length