Finding mechanics tools that are durable and powerfull is sometimes the biggest problems a mechanic faces. Grey Pneumatic impact sockets matched with Chicago Pneumatic mechanics air tools is a real problem solver. Grey Pneumatics “high torque” impact sockets limit the amount of wear on the corners of the fastener and the socket and are giving all others in the impact sockets category a real challenge. In addition to strength its also readily available from Mechanics Tool Supply. The CP734H impact wrench has been the leader of air tools for the past 35 or more years. With its DYNA Pact oil bath clutch it delivers smooth operation and extended durability without compromising on power.