The DIE RRSHS #10-28 X 1 OD from Field Tool Supply is a high-quality round die designed for precision threading. This die features a size of #10-28, making it ideal for various applications in metalworking and machining. Constructed from durable high-speed steel (HSS), it ensures longevity and reliable performance. The outer diameter measures 1 inch, providing a robust grip for threading operations. This die is perfect for creating internal threads in materials such as steel and aluminum, and it complies with industry standards for threading tools. Enhance your machining capabilities with this essential tool.