The TurnPro tool will automatically assemble two ferrule and high purity tube fittings to the manufacturers recommendation. This easy to handle, power house accurately measures 1¼ turns from finger tight and then automatically shuts itself off. A repeatable make-up every time. Easily handles from ¹⁄₁₆” to ½” heavy wall tube. It works on all configurations: elbows, tees, crosses, and valves.