Greenlee® Hydraulic Impact Wrench, Hydraulic Impact Wrench Item, 7/16" Hex Chuck Size, 1/2" Drive Size, 11" Height, Hydraulic System Type: Super Spool Selector For Open And Closed Center Systems, Includes: 7/16" Hex Quick-Change Chuck And 49314 Heavy-Duty Adapter IN, 8.2" Length, Maximum Flow Rate: 12, 1000 - 2500 psi Maxi, 500 ft.-lb. at 8 gpm Maximum Torque, 4 gpm Minimum Flow, Minimum Torque: 160 ft.-lb. at 8 gpm, Pressure Port: 9/16-18 SAE O-Ring, Return Port: 3/4-16 SAE O-Ring, 4.2" Width
- Impact and temperature resistant replaceable polymer grip designed to dissipate heat from the cast handle
- Improved center-of-gravity for superior ergonomics
- Increased service life with the addition of back-up rings and larger o-rings
- Built in hydraulic check valve to eliminate damage from an improperly connected tool
- Large and strong lifting eye for easy and secure storage
- Longer and wider trigger provides improved control with insulated gloves
- Discrete position torque adjustment control with 3 positions and quick change access on the variable torque model, (HW1V)
- Fast and easy change between open center systems and closed center systems with no disassembly required
- Higher breaking torque in reverse to ensure you can remove tighted bolts
- Cast motor enclosure that better protects the impact mechanism operation versus competing models with stamped steel enclosure
- Impact and temperature resistant replaceable polymer grip handle