Learning Blender: A Hands-On Guide to Creating 3D Animated Characters

Merge

With the Merge tool, you can select two or more elements and merge them into a single element. This is similar to the welding tools in other software. There are several merging options with different results. This tool can be used with vertices, edges, and faces.

To use the Merge tool:

1. Select two or more vertices, edges, or faces.

2. Press Alt + M and select one of the options. Depending on what you select, you’ll be shown additional options. With vertices, you can usually decide where to merge them: in the position of the first selected one, the last selected one, at the center of the selection, or at the point of the 3D cursor.

Collapse merges each one of the groups of connected elements individually, so if they’re not connected, they ...