Sharp threads: It helps your die bite cleanly, so you get crisp threads without that rough, chattery feel.Cooler cutting: The oil keeps dies running cooler, which is a small thing until you notice the smoother pull and steadier pace.Longer die life: Use it on repeat jobs and you put less wear on your tools, plain and simple.Works on most metals: Handy when the job shifts under your feet, since it is made for heavy duty cutting, threading, tapping, and broaching of steel.Pint size: The pint container is easy to keep near the bench, so you are not hunting around when the work gets busy.