Laser engraving on metal can be a durable and long-lasting method of marking or labeling a surface. The laser beam vaporizes the metal, creating a permanent mark that is resistant to fading and wear. However, the longevity of laser engraving can depend on a number of factors, including the type of metal being engraved, the laser engraving process itself, and the environment in which the engraved item is used or stored.

In general, laser engraving on metal is considered to be highly durable and resistant to wear. The laser beam removes material from the surface of the metal, creating a mark that is recessed into the surface and protected from external forces. This can make laser engraving an ideal choice for applications where the marked surface may be subjected to wear or abrasion, such as on tools or machinery.

However, it is important to note that no engraving method is completely immune to wear. Over time, even laser engraving can begin to fade or become less distinct, particularly if the engraved item is subjected to harsh conditions or repeated use. To help ensure the longevity of laser engraving on metal, it is important to use a high-quality laser engraving machine and follow recommended care and maintenance guidelines.