Practical Replacement: This fills the hole and looks so much nicer than staring at an empty hole in the top, fit your mixer perfectly and hold tight! Affordable Replacement Parts: Mixer screw is very good value for the price, great save Replacement Necessary: If your Kitchen aid screw cracked in two or missing hub, Mixer screw to the rescue Attachment Cap Hub and Stainless Steel Fixting Knob Thumb Screw Compatible With KitchenAid Mixers Parts Accessoriess