Self-Sharpening Mower Blades: How They Work And Putting Them To The Test (LaserEdge Eversharp)

According to LaserEdge, their "Eversharp" lawn mower blades will "cut themselves sharp". I explain how this is possible and set up a test we'll conduct over the next few months on our new Kubota Z400 (Z421-54) zero-turn mower.
LaserEdge web site: https://www.laser-edge.com
If you need a really good impact driver, check out the Dewalt 20V MAX Impact Driver (DCF787C1) that I use in this video: https://amzn.to/30WWei3