WATCH THE VIDEO TO BUY THE RIGHT SIZE: If you have a KitchenAid Tilt-Head stand mixer with a 4.5 - 5 Quart stainless steel or glass bowl, this is the correct BeaterBlade to purchase TH-M does NOT work with the Artisan Mini 3.5 Quart Bowl or 5 Quart bowl-lift mixers To properly scrape ingredients from the bowl, the BeaterBlade has a very snug fit and will press against the sides of the bowl The sleek new BeaterBlade METAL will beat, scrape and fold even the thickest cookie dough; Powder coated aluminum frame with plastic blade that is free of rubber, silicone and Teflon; double-overmold construction prevents food from getting stuck in crevices Patented Wing-Blade technology pushes ingredients down to the dimple, not out of the bowl; combining ingredients 50% faster; use as hand-held spatula to scoop batter out of bowl; Hand washing is suggested to maintain shiny finish and unique serial number