The Wilton® Pow-R-Arm serves as an extra-strong positioner with exceptionally fast on-off action. It puts the workpiece where you want it and holds it tight for handsfree production. The Pow-R-Arm has a machined cast iron body with all steel parts. It is designed for high production assembly line applications. Available in mechanical, hydraulic, junior or midget models. Made in U.S.A. Limited lifetime warranty.