ï Smoothest operating 3/4í impact on the market with unmatched durability ï One hand push button forward/reverse power regulator. 4 positive power settings in forward and ultimate power in reverse ï Handle exhaust with 360_ air inlet swivel to prevent hose kinks ï New comfortable contoured handle grip ï Ideal for spring work, truck and bus maintenance, farm machinery and construction equipment ï 6í extended anvil for tire work