The Irwin 9mm x 1.00 Carded HCS Hex Die (9736) is a precision tool designed for cutting and repairing external threads. Made from high carbon steel, this hex die is engineered to create clean, accurate threads on various materials, including steel and aluminum. Its unique hexagonal shape allows for versatile use with a standard die stock or a wrench, providing excellent access in tight, confined spaces where traditional round dies might not fit. This makes it an indispensable tool for professionals and hobbyists alike, especially in automotive, machinery, and general repair work where metric threads are essential. The 9mm x 1.00 pitch is a common size, making this die a practical addition to any tool kit for handling everyday maintenance tasks and unexpected thread repairs.