Ingersoll Rand's 1207MAX standard pneumatic ratchets come in 3/8" (No. 1207MAX-D3) and 1/2" (1207MAX-D4). The 1207MAX features patent-pending collar design for forward/reverse control, 65 ft./lbs. of torque and 200 rpm and 360-degree exhaust with an integrated muffler and swivel air inlet.