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Greenlee Fairmont H8508-1 Hydraulic Impact Wrench



Super Spool for use on Open- and Closed-Center hydraulic systems.
Reversible operation.
High torque for drilling salt-cured and creosoted poles.
Heat-insulated handle, positioned for comfort.
Twin hammer impact mechanism for high performance and reliability.
Well-balanced for comfortable operation.
Capacity 7/16" quick-change chuck or 1/2" square drive.
System Super Spool selector control.
Weight 7.1 lbs. (3.2 kg)
Length 8.2" (208 mm)
Width 4.2" (107 mm)
Height 10.6" (269 mm)
Flow Range 4-10 gpm (15-38 lpm)
Optimum Flow Range 5 - 8 gpm (19 - 30 lpm)
Operating Pressure 1,000 - 2,500 psi (69 - 170 bar)
Torque 400 ft.-lb. at 8 gpm (542.3 Nm at 30 lpm)
Pressure Port Thd. 3/4 - 16 SAE O-Ring
Return Port Thd. 3/4 - 16 SAE O-Ring