100% 304 Stainless Snow Blower Impeller Modification/Rubber Ki, 3/8inch 3-Blade Universal - Modifies 2-Stage Machine Including Installation Hardware, Repeated and Use Durable in Various Conditions (3)Brand: ZHIXING Features: Product includs: 3 Rubber Paddle , 3 Metal Straps , 9 Bolts & Lock Nuts , 3 Self tapping Screws; Detailed in the product pictures The traditional zinc coated screw, after long time use, will inevitably rust with the nut and become welded together. This makes it impossible to repeat use after unscrewing. Our screws are made of 304 stainless steel, which means it can stand years of harsh environment while being rust resistant.