Made of 420 stainless steel and anti-rust. Safety material, high hardness, durable and long service life. For Discs parts: Not Dishwasher Safe, Hand wash only! 5 Grinding Plates for replacement parts of meat grinder and food chopper. Fits virtually all size 55 mm grinders and meat mincers. The Coarse grinding plate is perfect for and cooked meat, vegetables and cheeses. Medium plate grinds meats, hard cheeses or dried breads for meatball, bread crumbs. The Fine grinding plate is perfect for raw or slow-cooked meats and breadcrumbs work as professional food/meat grinder. size:54mm in diameter (58mm with upper ear) Material:402 stainless steel colour:Silver Package Contents: 1 * 3mm mesh cutter 1 * 5mm mesh cutter 1 * 7mm mesh cutter 1 * 7mm inner fan-shaped mesh cutter 1 * 7mm large 3-hole mesh cutter