Twin hammer mechanism has 2 identical hammer that deliver and instantaneous balanced blow, reducing vibration and transferring more torque to the drive end of the anvil than any other mechanism on the market.
Twin hammer mechanism provides more and smooth balanced blows.
(screened filter) air inlet keeps dirt and debris from damaging the tool
Twin hammer impact wrench is designed for the tire shop, suspension , frame and other heavy duty automobile work.
Aeropro Air Impact Wrench 1/2″ AP7431 Specifications