The Ishi® JW-580ST 22 3/4″ Porcelian Tile Clinker Cutter is part of the TEQ Ace series of dual rail tile cutters that has become the standard for the tile industry. The heavy-duty construction with the titanium cutting wheel creates a deeper score line in tiles. The ergonomic handle design provides an 8 to 1 breaking leverage. The dual linear carriage bearings make scoring of the tile smooth and easy.