Baer’s Circular Die in high-speed steel (HSS) is a durable, general‑purpose tool designed for creating external left‑hand threads on cylindrical workpieces. Built for reliability, it pairs well with standard die stocks and ensures consistent thread formation across a variety of metalworking tasks.

• Material: High-speed steel (HSS) construction for longevity and dependable performance.
• Thread type: UNF left‑hand threads, suitable for components that use reverse‑direction fasteners.
• Size: 5/16–24 UNF, a common specification for precision external threads.
• Design: Circular die with carefully ground cutting edges for clean, accurate thread formation.
• Compatibility: Designed to be used with a die holder or die stock for controlled rotation and consistent cutting.
• Precision: Engineered cutting edges deliver smooth engagement with mating parts and reliable thread depth.

This Baer circular die is ideal for machinists, maintenance technicians, and fabricators who need a trustworthy tool for repair and fabrication work involving left‑hand threading. Use with proper lubrication and steady hand pressure to achieve precise threads on shafts, rods, or cylindrical components, while benefiting from the tool’s durability, repeatability, and ease of use.