[Sandbox Tools] SketchUp need help with extension

Hello dear members,

I just need help with the name of used extension in this video in the time 13:37

Thank you.

It’s the Sandbox Tools that are shown. This is a native feature of SketchUp.

Really ? becasue i can not find that. hmm lets try again.

Start here: http://help.sketchup.com/en/article/116690

Oh yes thank you very much again

BIG THANKS.