StopFlex : Do not waist your time with spring hinges anymore
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.
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.