Universal Tools Gib -

As machinery ages and sliding surfaces wear down, a tapered gib can be adjusted (pushed further into its slot via screws) to take up the newly created gap, restoring original accuracy.

Gibs are often made of softer materials like bronze or aluminum to act as a "sacrificial" wear surface, protecting the more expensive and difficult-to-replace main machine ways. Types and Materials Gib design - Machine-Tool-Rebuilding - Groups.io Universal tools gib

Gibs keep moving machine components, such as a lathe carriage or a milling machine table, properly aligned during operation. As machinery ages and sliding surfaces wear down,