Baer Circular Die HSS – BSW Left-Hand, 1/2 x 12, is a precision external-threading tool designed for general metalworking tasks. Built for both professionals and hobbyists, it delivers clean, accurate threads on round stock when used with a standard die stock.

• Material: High-Speed Steel (HSS) construction with durable, sharp cutting edges for long life.
• Thread Type: Left-Hand BSW threading capability to create reverse-direction threads as required.
• Size: 1/2" diameter with 12 TPI, matching common coarse left-hand thread specifications.
• Design: Circular die geometry with precisely ground teeth for smooth engagement and consistent pitch.
• Usage: Designed for use with a die stock or die holder for controlled rotation and steady cutting pressure.
• Applications: Ideal for general external threading tasks on steel, brass, and aluminum where left-hand threads are needed.

The Baer circular die enables quick, reliable creation or repair of external threads on cylindrical stock. Its HSS construction retains sharpness under repeated use, while the left-hand BSW specification ensures you can complete reverse-thread assemblies without changing tools. When paired with proper lubrication and a stable die stock, you’ll achieve clean threads with a precise fit, reducing rework and ensuring dependable mating with nuts and components. This tool is well-suited for workshop, maintenance, and field service where robust, general-use threading is required.