StopFlex is a tool to put the screws  for spring hinge in record time.

 

Made of tempered steel to shape memory, 10 years warranty *.

 

As you can see from the video, its use is very simple.

 

Process

 

 

1: Lightly tighten the wheel Stopflex then pull the knuckle (mobile element of flex) by prying with the tip provided.

 

2: With powerful jaws and very fine, the hinge is locked in extended position.

 

3: You just have to put the screw branche, she comes very easily as the screw holes (hinge / pin) are perfectly aligned.