Chicago Pneumatic 825 1/4" Air Ratchet. An ideal tool for confined working conditions where light- duty repair is required, such as under-dashboard work, small engine repair or any application in which small fasteners may be used. Square handle design for positive grip. Durable improved ratchet head with a convenient forward/reverse button for easy operation. Ball-type socket retainer for positive retention. Easy speed control throughout range - maximum rundown speed of 200 rpm. Light-duty torque 5 to 15 ft lbs, with additional manual torque of 30 ft lbs on tougher jobs. Compact/lightweight, ideal for confined working conditions. Specifications: square drive - 1/4", standard bolt size - 1/4", cfm - 2 1/2, hose size - 1/4", torque range - 5 to 15 ft lbs, ultimate torque by hand - 30 ft lbs, speed - 200 rpm.