The Milwaukee Hex-LOK 2-in-1 Handle is the most versatile threading solution for Tap and Die threading. The Hex-LOK 2-in-1 Handle combines the benefit of both internal and external threading within one handle by its compatibility with both 1 in. hex dies and the Milwaukee Tap Collet. The handle's ergonomic grip is designed to deliver ultimate user comfort while cutting threads. The all-metal construction allows for tool-free die and tap collet changes and is optimized for maximum balance and control when threading. When combined with a hex die or tap collet, the Milwaukee Hex-LOK 2-in-1 Handle is designed for use in the most common metal applications including brass, aluminum, mild steel, and more.