H2O Water Saw System, Cuts Granite, Masonry Or Concrete, Fits Only Skateplate, Converts It Into An Economical & Highly Portable Water Saw, Precision Spray Hose Directs Water Jet To Point Of Cut, Eliminating Caustic Dust While Cooling The Blade, Increases Blade Life While Reducing Fatigue, It, Skateplate Sold Separately.