This replacement point is specially designed for use in the 3M™ Air Release Tool 391x.
Remove air bubbles when applying graphic films with 3M™ Air Release Tool 391-X. Our air release needle comes in the form of a pen in a resistant metal housing. It’s specifically designed for releasing entrapped air bubbles that form underneath graphics during installation. Replace old or broken needle points with 3M™ Replacement Points 392X.