Pneumatic Wrenchs

The pneumatic wrench and screw use for: loading and unloading of threaded fasteners, mechanical hand tools�so called pneumatic screw installation tools �
according to the work methods of divided into two categories: impingement and static torsion type�
1�chunlong company produce the screw installation tools all most the impingement types . Power plant is a two-way vane air motor�
2�static torsion type pneumatic wrench and screw �is to rely on planetary reduction gear�through the engine torque amplification firmware tighten and loosen
3�impact type pneumatic wrench and screw working principle �it use for a rotary impact structure�make the vane pneumatic motor rotary power change to rotary impact power �rotary impact torque�and use the rotary impact power to firmware tighten and loosen. It can amplify the output power of motor for 30 to 40 times and more .