Unknown tools nº7 - Screw extractor set
Screw Extractor Set
In the back of the box indicates the tolerable thickness for each extractor
The front is conical...
we introduce into the drilled hole and turn left
two tests
The screw will come out harshly in this way
The hole should be at the center of the screw
The hole has to be 50% of the thickness of the screw
If we make too big a hole...
Note: small extractors break easily
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