Made of 420 stainless steel, it is rust resistant. Safe material, high hardness, durable and long service life. For Disc Parts: Not Dishwasher Safe, Hand Wash Only 5 Grinding discs for changing parts of the meat grinder and food chopper. Fits almost all sizes of 55mm meat grinders and grinders. The grater is perfect for deli meats, vegetables and cheeses. Medium plate for grinding meat, hard cheese or dry bread for meatballs, breadcrumbs. The fine grinding disc is ideal for raw or slow cooked meats and breadcrumbs and can be used as a professional food/meat grinder. Dimensions: 54mm diameter (58mm for upper ear) Material: 402 stainless steel Color: Silver Package content: 1 * 3mm net knife 1 * 5mm net knife 1 * 7mm net knife 1 * 7mm inner fan-shaped net knife 1 * 7mm three-hole net knife only includes the above package content, excluding other products. Note: Light and different monitors may cause the item's color to be slightly different from the real one. Measurements allow +/- 1-3 cm.