Dec 20, 2021 · Product Overview. RYOBI introduces the 4 in. Handheld Wet Tile Saw. With upgraded speed and power, it is the perfect tool for any tile job. Backed by the RYOBI 3-Year Manufacturer's Warranty, thudes a 4 in. diamond cutting wheel, arbor wrenches, a water supply hose, a faucet adaptor, and an operator's manual.