Industrial Adjustable Torque Screwdrivers come with external and internal adjustable torque drivers.
Master Palm pneumatic screwdrivers are designed with versatile performance, users can easily change torque with external adjustable torque screwdrivers, while 3 different springs are used to be replace internally for internal torque adjustable screwdrivers. The externally adjustable torque screwdrivers use the external frontend rotatable switcher to change the torque power without taking screwdrivers apart.
