Baer Circular Die HSS - UNC Left Hand - 5/16 x 18 is a high-precision threading tool designed to cut external threads on cylindrical stock. Built for general use, it delivers dependable, clean threads in metalworking, maintenance, and fabrication tasks.

• Material: High-speed steel (HSS) circular die for wear resistance and long life.
• Thread Type: Left-hand UNC threads for applications where the nut or mating part tightens with rotation.
• Size: 5/16" diameter with 18 threads per inch (5/16-18 UNC).
• Compatibility: Designed to be used with a standard die stock or die holder for stable, controlled cutting.
• Cutting Edges: Precisely ground cutting teeth that produce clean, accurate thread form with smooth engagement.
• Durability: Baer construction offers longevity and consistent performance across multiple threading operations.

This circular die helps you complete threaded joints reliably, reducing rework and ensuring proper fit with standard fasteners. Use it for general-purpose threading on cylindrical workpieces, whether you're repairing stripped threads or creating new ones, and pair it with a compatible die stock to maintain consistent pressure and alignment throughout the cut.