INSTRUCTION 1: Please put washer sunk into the handle’s top groove. Make sure washer goes down to the groove completely. 2: Put screw go down through wood handle. 3: Tighten wood handle with press plate. Note: Please don’t put washer to screw first, and go down through to handle together. It may cause screw too short, and can’t attach to press plate. Makes perfect patties - Designed to make the perfect 4.5" patties look Non-stick surfaces - Keep patties intact during removal, easy to clean as well Ideal grilling accessory - Press the meat tightly and won't fall apart 100 patty paper included - prevent sticking also can be used for grill Multitool - It's also perfect for vegan burgers, sausage patties, crab cakes, etc.