Air Screwdrivers are powered by compressed air. Inside the screwdriver compressed air is directed over the vanes of the screwdriver motor, rotating the motor and providing the energy needed to power the screwdriver when in use. A gear reduction system adjusts outputs to an appropriate rpm range and torque level for the application. This power is then managed by a clutch.Types of screwdriver clutchesDirect drivePositiveAdjustableTorque controlH... Read moreow do they work?Air Screwdrivers are driven by compressed air, supplied by an air compressor. They can also be driven by compressed carbon dioxide (CO2) stored in small cylinders allowing for portability. Most pneumatic tools convert the compressed air to work using a pneumatic motor.Type of Air ScrewdriversStraight Air ScrewdriverPistol Air ScrewdriverRatchet Air ScrewdriverMini Air ScrewdriverReversible Air ScrewdriverApplicationsJoining layers of sheet metalSecuring an electronic board to blind holes in a plastic frameFurniture assembly Driving long screws