Detail this asset from Unity Asset Store: Original Link
This is a paid asset, but we’ll share Mesh Toolkit Free for you. Enjoy!!!
Mesh Toolkit v1.13
Mesh Toolkit is an essential set of tools for working with meshes. It helps you to visualize, troubleshoot and correct meshes. Mesh Toolkit allows you to quickly view and edit mesh vertices, triangles, normals, and uvs.
– Full Source Code Included
– Works with Unity Free and Unity Pro
– Supports Unity 4.x and 5.x
– Edit Mesh objects, even skinned Meshes!
– Now includes a basic API
– Check out the website
– Read the manual
– Check out the video
Some of the features:
– Change mesh name
– Make mesh unique
– Save mesh as asset, OBJ, or FBX
– Combine children into mesh
– Apply/Bake transform
– Mirror Mesh
– Center pivot
– Set pivot
– Split vertices
– Share double vertices
– Remove unused vertices
– Generate triangle strips
– Select mesh geometry using single select, box select, or paint select.
– Move, rotate, scale, color, weld, and delete vertices
– Move, rotate, scale, flip, extrude, subdivide, detach, and delete triangles
– Rotate, invert, and calculate normals
– Move, rotate, flip, unwrap, and export mesh uvs
– Create flat mesh primitives