Engineered from high-speed steel, these round adjustable dies provide a superior balance of hardness and toughness for exceptional wear resistance. The dual-chamfered design allows for versatile applications, including creating new threads or re-threading existing ones near shoulders.

• Thread Size: 1/2 in.-28 USS standard for precise threading applications.
• High-Speed Steel Construction: Offers a perfect combination of hardness and toughness for long-lasting wear resistance.
• Dual-Sided Chamfer: Features a 2 to 3 thread chamfer on one side and a 1 to 1-1/2 thread chamfer on the other for threading close to shoulders.
• Adjustable Precision: Fine pitch screw allows for easy adjustment to force sides apart or spring them together.
• Versatile Use: Optimized for both creating new threads and re-threading existing ones.
• Machine Compatible: Beveled slot design allows for adjustment via machine holder screws when used in a holder.