All Videos Tagged matrix (The Vertical Artisans Forum) - The Vertical Artisans Forum 2021-08-03T03:54:19Z https://verticalartisans.ning.com/video/video/listTagged?tag=matrix&rss=yes&xn_auth=no The Stone Matrix tag:verticalartisans.ning.com,2016-07-19:2294914:Video:187144 2016-07-19T18:14:52.977Z Nathan Giffin Vertical Artisans https://verticalartisans.ning.com/profile/3ucr8q1tge3t5 The Stone Matrix is a new tool by Nathan Giffin fabricated by WaltTools.com<br /> A must have for any vertical decorative concrete contractor. The Stone Matrix is a new tool by Nathan Giffin fabricated by WaltTools.com<br /> A must have for any vertical decorative concrete contractor.