Torque Wrench Multiplier sockets set (3 X's) Input 1/2" Output 3/4" max 1100lbs This torque multiplier included 1/2" input, 3/4in.-drive ratchet to dramatically increase torque output. It utilizes a 3:1 ratio planetary gear set to convert low torque (max. 365 ft.-lbs.) to high torque (max. 1100 lbs.) for heavy-duty tightening or loosening operations. Includes a 12 3/4in.-drive quick release ratchet handle. *Input 1/2" Dr. Max: 360 ft-lb *Output 3/4" Dr. Max: 1,100 ft-lb Policy Note: Item location : United States Buyer must notify us within 7 days to return. Return to us within 30 days from the delivery date for exchange or refund. Buyer pays for Return Shipping & 20% Restocking Fee in Change Your Mind or Order by Mistake Case Refund only given if the item is already return in the same package and inspected.