To better serve its customers working in tire changing or maintenance applications, Chicago Pneumatic enhanced one of its ½” pneumatic impact wrench bestsellers: the CP7741 series (former CP7736 series). For operators looking for a powerful and durable tool with an affordable price, the CP7741 series, 1/2" pneumatic impact wrench, is the best in choice tool. This new series offers more robustness and durability than its old version. The motor, the gasket and plenty of parts have been improved to last longer.

The "Classic" reference in the 1/2" impact wrench range, designed with a pin clutch mechanism in oil bath and a metal motor housing for high durability.

Elbow Connector to Male Parallel


Quick and simple tube insertion. Compact lightweight design with a well proven tube retaining system. Tapered threads have a re-usable thread seal and parallel threads have a rubber washer. Main body manufactured from nickel plated brass, acetal resin, PBT with a stainless steel retaining ring, nitrile tube seal and acetal resin tube release collar.


Pressure range: -0.9bar min to +10bar max. Temp range: -20°C min to +70°C max. Tube suitability: Nylon, polyurethane.

IWS100X - 1" square drive. Suitable for industrial and commercial production and assembly applications. Side handle for two-handed operation. Top mounted spring balance loop. Easy to use forward/reverse switch and three position power regulator. Top venting exhaust. Oiling points for daily maintenance.

Bolt Capacity: M33
Working torque: 2,030 Nm
Maximum torque: 2,300Nm
Safe working pressure: 6.2bar / 90psi.
Air inlet thread: 1/2" NPT.
Minimum air hose size (ID): 1/2" (13mm).
Air pressure: 6.3bar/90 psi.
Air consumption: 7.0 cfm.
Sound pressure level: 96 dBA.
Sound power level: 101.67 dBA.
Vibration level: 6.0 m/s².
Overall length: 448mm.