This Ateco 13957 7 wheel pastry cutter is constructed of stainless steel, making it extremely durable and resistant to rust. A real time saver, this tool is great for cutting pastry dough, or even pizza dough, and is sure to make precise, measured cuts every time. Its 7 wheels, each measuring 2 1/8" in diameter, are riveted on an expandable arm to make adjustments easy.