Gison GW-21SR: Unmatched Power-to-Weight Ratio
The Gison GW-21SR 1/2" Composite Impact Wrench is designed for the professional technician who refuses to compromise. Combining a massive 1000 ft-lb (1,375 Nm) of breakaway torque with a lightweight composite body, this tool allows you to tackle the toughest fastening jobs with ease, all while reducing arm fatigue during long shifts.
Why Professional Technicians Choose the GW-21SR
- Patented Super Hammer Mechanism: Delivers smooth, steady, and high-impact power that outperforms traditional twin-hammer designs.
- Composite Durability: The advanced lightweight composite body and aluminium hammer case offer the perfect balance of toughness and maneuverability.
- Precision Control: Features a 3-position power regulator for tightening and a lever-type forward/reverse switch that automatically provides full power in reverse.
- Ergonomic Design: Developed specifically for comfortable handling in fast-paced workshop environments.
Why Albany Air Limited?
When you invest in a high-end tool like the Gison GW-21SR, you need a partner who supports your business. Albany Air is 100% New Zealand-owned. We provide the local technical support, genuine spare parts, and professional repair services you need to keep your gear running for years.
Handle Exhaust
Mechanism : Twin Hammer
Square Drive : 1/2"
Bolt Capacity : 5/8' (16 mm)
Max. Torque: 1000 ft.lb (1,375 Nm)
Net Weight : 2.00 kgs
Length : 199 mm
Air Cons. : 8.6 cfm
Air Inlet : 1/4"
Air Pressure : 90 psi (6.3 kg/cm2)
Sound Pressure : 95 dBA
Vibration : 3.4 m/S2
