... packing are all made of stainless steel. 5. Frozen meat grinder can directly cut not thaw meat. Meantime It can reduce ... cost saving9. The types of hole knife include ¢ 4, ¢ 5, ¢ 6, ¢ 8, ¢ 10, ¢ 12, ¢ 14, ¢ 16, ¢ 18, ¢ 25. All of these ... ,please feel free to contact us. JR-D120 Laboratory meat grinder