• Power Lock Automatic Power Drawbar • The Kurt Automatic Power Lock is designed to change tools in just seconds. It draws tool holders into the spindle taper & throws them accurately & consistently at the touch of a button. • Installs on most manual & CNC mills with either R-8 or 30 & 40 tapers • Operates on standard 80 PSI, 3 CFM air supply • Safety interlock to prevent accidental engagement • Drawbar, tailored to fit your machine • Pneumatic tool change system with air filter & lubricator, regulator & gage unit • All mounting hardware • 1 Year Warranty