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Screwdriver - Threaded Mandrel Type

A threaded mandrel tool with a screwdriver handle

Method of use

  1. Wind the insert onto the threaded mandrel ensuring the driving tang is fully engaged with the abutment (raised edge) of the tool
  2. Present tool with the insert squarely over the tapped hole
  3. Wind insert clockwise into the hole applying only very slight axial pressure
  4. Continue winding  until the insert is positioned approximately 1/4 to 1/2 turn below the surface.
  5. Unwind the tool anti-clockwise until the threaded mandrel is free of the installed insert.