Chicago pneumatic india ltd offers manufactures wrench/screw driver. This wrench that has durable clutch mechanism with oil lubrication and plunger type reverse valve. This feature is useful for true one-hand operation. The handle exhaust directs aair is directed away from workplace and operator by the handle exhaust. There are two models of this wrench which includee models available are: cp-719 and cp-719qc.Physicalthe configurations specifications of model cp-719 are square drive in inch: ¼, standard bolt size in inch [mm]: ¼ [6.4], weight in lb [kg]: 2 ½ [1.1], air inlet nptf in inch: ¼, minimum hose size in inch [mm]: 3/8 [10], working torque ft-lb [nm]: 5-20 [6.8-27], ult torque rating 90psi in ft-lb [nm]: 30 [41].The specifications of model cp-719qc are square drive in inch: ¼ hex, standard bolt size in inch [mm]: ¼ [6.4], weight in lb [kg]: 2 ½ [1.1], air inlet nptf in inch: ¼, minimum hose size in inch [mm]: 3/8 [10], working torque ft-lb [nm]: 5-20 [6.8-27], ult torque rating 90psi in ft-lb [nm]: 30 [41].