Our Milwaukee 1 in Hex Threading Dies are precision-machined for creating or repairing clean, accurate (external) threads. The hex dies feature long-lasting laser-etched sizing for the clearest markings and include a protective black oxide coating for corrosion resistance. The 1 in Hex shape is compatible with the Milwaukee Hex-LOK two-in-one Threading Handle, as well as all standard 1 in hex die stocks. Engineered for durability, our Milwaukee 1 in hex dies are designed for cutting threads in the most common metal applications including brass, aluminum and mild steel.Precision-machined for creating and repairing clean, accurate threadsHex dies can be used to create or repair threadsBlack oxide coating for corrosion resistanceClearly labeled starting side for easier threading application set-upFor finest results use with cutting fluid