Tool has performed tours.
 In the case of the screwdriver, the force is rotational and called torque
 This has been modified to:The external employment of an unattached or manipulable attached environmental object to alter more efficiently the form, position, or condition of another object, another organism, or the user itself, when the user holds and directly manipulates the tool during or prior to use and is responsible for the proper and effective orientation of the tool

