Available with Spatial Analyst license.
The ArcGIS Spatial Analyst extension makes a large number of geoprocessing tools available to you, grouped into toolsets of related functionality for ease of access.
You can find the specific tool you want to use by searching in the Geoprocessing pane. You can also find tools by looking in the list of toolboxes, which are organized into groups of related functionality.
To make the toolbox visible, on the Analysis tab, in the Geoprocessing group, click Tools.
The Geoprocessing pane appears.
Click the Toolboxes tab and locate Spatial Analyst Tools. This toolbox contains a number of toolsets for performing Spatial Analyst operations.
For more information about the Spatial Analyst tools and how to execute them, see the following: