Chrome-plated Rugged Rails Offer Smooth Scoring for Clean Tile Breaks An Adjustable Measurement Guide Locks in Desired Size Cuts wall and floor tile up to 14 inch, 10 inch diagonall, 1/2 inch thick. Cuts ceramic and porcelain tile High-leverage, padded handle makes cutting easier and reduces fatigue Durable chrome-plated steel rails for smooth scoring Adjustable rip guide designed to help make repetitive cuts faster and easier