7-Ton Grip-O-Matic PullerMechanical Grip-O-Matic Puller Remove and install parts for fast, effective repairs. The puller is forged from quality steel, heat treated, and subjected to rigorous tests which exceed their rated capacity. • 7-Ton, 2/3-Jaw • Max. Reach 5″ Max. Spread 10-1/2″ • Screw Size 11/16″-18 x 9″ • Jaw Thickness Upper 5/16″ Lower 11/32″ • Jaw Width Upper 1″ Lower 1″