The Oni Tools Sheppard M110 Gear Box Pitman Arm Puller, No. ONI349T, is designed to easily remove pitman arms on Sheppard M110 steering boxes with its high-strength steel casting design made for high capacity pulling. Featuring a maximum glove opening of 4.5", the pitman arm remover eliminates dangerous hammering or cutting torch methods, and can be used with up to a 3/4" air impact wrench, hand ratchet, or breaker bar. Engineered to fit for Volvo, Mack, Kenworth, Peterbilt, Freightliner, Mack, and other Class 6 to 8 transportation trucks and equipment.