Heli-Coil® Packaged Inserts

*Available in North America only. Please contact our partner, Boellhoff, for Heli-Coil supply in the Europe and Asia regions.
Heli-Coil® inserts are packaged according to thread size for easy handling and display.
Fast Facts:
- The length of the inserts in inch and metric packages is 1–1/2 times the diameter of the bolt. This provides sufficient strength in most applications.
- Spark plug hole inserts are packaged in lengths corresponding to the various spark plug reaches.