General description Sealey Deep Weighted Impact Socket Set 1/2" Sq Drive 3pc is designed for use on fixings that require a high torque setting. Its counter-weighted design minimizes impact losses typically found in conventional sockets. This set includes sizes 17mm, 19mm, and 21mm, making it suitable for a wide variety of crankshaft pulley bolt sizes. It is compatible with vehicles from GM, Ford, Honda, Kia, Toyota, Lexus, Jeep, and Mazda. Technical specifications Model No.: SX319 Drive: 1/2" Sq Nett Weight: 2.42 kg Sizes: 17mm, 19mm, 21mm Other information