More informationInsert the blade (B) completely into the housing (H) by turning the knurled knob (K).
Then insert the female thread restorer into the threaded hole or drilling to be repaired. By turning the knurled knob (K), lower the blade (B) into a thread groove in the undamaged area and tighten firmly by hand. Then, turn the restorer of female threads with the bracket in the desired direction, as shown in the figure.