Automatic quick-release when tightening screws: clearly audible "click", if the set torque has been reached.
Infinitely variable ring at the end of the handle to preselect the desired torque.
Ring is pushed in to block the set position.
Clearly legible scale with window.
With 1/4" square (6.
3mm) for drive of standard 1/4" (6.
3mm) bits which are clamped in a spring release chuck.
The kit is supplied in a sturdy plastic case.