What are the pins sticking out of the clinsert?
After screwing the clinsert (by hand or with a tool) until the pins reach the
upper
surface of the material. Depending on the size of the clinsert, such will have
2 or 4 pins
The next step is to drive/tap the pins into the parent material the with the
installation tool.
https://www.youtube.com/watch?v=rxQjcA-KglA
The pre-assembled pins, once installed provide with a positive mechanical lock
that
acts against rotation and vibration.
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