Milwaukee M14-1.50 mm 1-7/16" Hex Threading Die is a precision-machined tool designed for creating or repairing clean and accurate external threads. This threading die features long-lasting laser-etched sizing for clear markings and a protective Black Oxide coating that provides excellent corrosion resistance. Its large 1-7/16” hex shape fits 1-7/16” die stocks or can be used with wrenches, making it versatile for various threading tasks. Engineered for durability, it is i for cutting threads in common metals such as brass, aluminum, and mild steel. For optimal performance, it is to use this threading die with cutting fluid. Model Number: 49-57-5366