Keep your vehicle's maintenance in check with this comprehensive 600-piece aluminum crush washer assortment kit. Perfect for automotive oil changes and drain plug maintenance, this kit includes 18 different sizes ranging from M6 to M24, covering most common vehicle applications. These washers are designed to create a reliable seal between the drain plug and oil pan, helping prevent leaks and ensuring proper torque. The aluminum construction offers excellent durability and sealing properties. With sizes clearly organized and sorted, you'll always have the right washer on hand for your maintenance needs. This professional-grade kit is ideal for mechanics, DIY enthusiasts, and repair shops, eliminating the need to purchase individual sizes. The variety of sizes ensures compatibility with numerous vehicle makes and models, making it a versatile addition to your toolbox. PREMIUM ANTI-LEAK PROTECTION: Crafted with thickened 1-2mm aerospace-grade aluminum alloy, our sealing washers provide 3X compression resistance compared to standard washers. Triple-layer oxidation coating prevents corrosion from oil/chemical exposure PRECISION FIT GUARANTEE: 18-size combo covers 98% vehicles (M6 M8 M10 M12 M14 M16 M18 M20 M22 M24). Each washer undergoes CNC machining with ±0.01mm tolerance control, ensuring perfect seal for oil pans, transmission & differential plugs PACKING: The oil drain plug gasket is packaged in an easy-to-store plastic box with an oil drain plug model label for easy identification of the gasket model and convenient access MULTI-PLATFORM COMPATIBILITY Universal: Fit for cars, trucks, motorcycles (Harley/Yamaha), ATVs and lawn equipment. Includes compatibility chart for Honda/Toyota/Ford/Chevy/Dodge models (1996-2025) LIFETIME LEAK-FREE WARRANTY: Tested to withstand 300+ ft/lbs torque and -40°F to 500°F extremes. Backed by 5-year replacement guarantee - if any washer fails, we'll replace your entire set free