Hex Head Cap Screws Grade 8 Steel Plain Fine Thread 1 1/2-12 x 16″ (PT)

These Hex Head Cap Screws are manufactured from high-strength Grade 8 steel and finished in a plain (uncoated) finish. The combination of a fine thread and a 1 1/2″ nominal diameter with 12 threads per inch provides precise engagement and robust clamping for demanding fastening applications. The 16″ length delivers extended reach for deep assemblies while maintaining strong, secure performance.

Key specifications

• Material: Grade 8 steel
• Finish: Plain
• Head style: Hex head
• Thread type: Fine thread
• Diameter x length: 1 1/2″ diameter, 16″ length
• Thread pitch: 12 TPI (1 1/2-12)

Benefits

Engineered for high-strength fastening, these cap screws resist deformation under load, maintain clamping force, and deliver dependable performance in challenging environments. The plain finish allows for easy machining, cleaning, or coating as part of your assembly.

Applications

Ideal for heavy-duty machinery, automotive, and structural assemblies that require a high-strength, fine-thread fastener with a reliable hex drive.