ADVANTAGES WHICH ARE CONVINCING:

PTI-SERT® is self locking. On installation the bottom internal threads of the insert are cold rolled to expandthe mating external threads into the base material locking the insert in place. Locking mechanism is at the bottom of insert.

PTI-SERT® is a solid bushing insert. This guarantees easy installation and allows for full load use of tapped hole, ensuring protection against stress and vibration.

 PTI-SERT® is self locking.
On installation the bottom internal threads of the insert are cold rolled
to expand the mating external threads into the base material locking
the insert in place. Locking mechanism is at the bottom of insert.

 PTI-SERT® Positive Placement. Having a flange on the top of the insert will insure that the insert will have positive placement and cannot wind down into the newly repaired hole.