? ?????????????? ?????????????????????? :-? Different numbers and sizes of rivets on both sides can meet your different needs for beef, chicken, goose, etc.? You can also open walnut shells, crab shells, crush garlic, and even break up ice cube drinks and bread crumbs, nuts and sweets.? Scientific design, saving time and effort, simple operation and fast cleaning.? Double sided meat tenderizer mallet your best choice.? Gently rotate the lid of the box and rotate the triangle arrow in the circle to the switch lock icon to use, which can protect the blade well and won't injure yourself.