Patent ID: 8091438

Claim:
A torsion tool comprising: a body having an operating head formed thereon for driving a workpiece and a power set disposed therein; and a control assembly installed into the body and including: a seat received in the body and electrically connected to the power set in the body, the seat including an internal microcontroller disposed therein and a sensor electrically connected to the microcontroller, wherein the sensor is disposed in the body for sensing the change of the operating torsion and transmits the change to the change to the microcontroller, a transceiver and a switch respectively electrically connected to the microcontroller, a first conducting set disposed in the seat; and a display module detachably received in the seat for showing torsion value, the display module including a microcontroller disposed therein, the display module including a transceiver disposed therein and electrically connected to the microcontroller of the display module for receiving the signal from the transceiver of the seat and showing on the display module.