This 8-inch wood stepped mandrel features precision-engineered diameters at 2", 2.23", 2.5", and 2.75" to accommodate various wire gauges and forming applications. The hardwood construction provides durability and stability during repetitive use, while the stepped design eliminates the need for multiple tools. Ideal for jewelers, wire workers, and craftspeople who require accurate, consistent shaping and coiling of wire in different sizes.