To achieve different torque values. It's not only for easy operation, but also for cost-effectiveness.
The L-lever put on different color rings is easy for identifying the variety of torque values.
Patented quick-release bottom design, which enable the user remove the L-lever easily.
17mm, 19mm, 21mm socket each are included for extensive use.
Audible “click” occured when the torque is reached.
The set is adapted for tire change in automotive repair and serving industry.