Hasta La Ideas

This is the most bizarre sanding solution I’ve ever seen. Called the Sandsall, it consists of two separate handheld power tools, and the sanding element is connected between them:

This gives you a better look at the system, and different elements you can swap in:

Outside of the louver-sanding part of the demonstration, I’m not convinced of the tool’s utility, though I do like to see experimental thinking.

That being said, I assume this never made it to market. The video is dated 2018, but here in 2021 the homepage on the company’s Spartan website says “Testing is Underway.”