LEM 656 The clamp-on meat tenderizer attaches to your table or counter top. Two cast iron rollers are full of tenderizing points that make tender pieces of the toughest meat. The tenderizer plastic top cover protects the user from touching the moving parts. Accept up to 1/2" piece of meat. Opening of protective cover is 4" x 3/4". J.E.S. Restaurant Equipment carries a full line of meat processing equipment.