Thank you for your review. Here are some quick tips to help ensure a better experience with this Hand Held Manual Tile Cutter: For Best Performance: run the scoring wheel up against a straight edge.The QEP 32024 Handheld Ceramic Tile Cutter is for manually cutting small ceramic wall tiles up to 6 in. x 6 in. and 1/4 in. thick. Quickly score and snap small tiles without using large tile cutters or saws.