400Pcs Flat Washer Gasket Set – M2 to M12 Assorted Anti-Slip Sealing Washers Combo Kit in Storage Box for DIY & Repair Use

Upgrade your repair and assembly work with this versatile 400PCS flat washer gasket combination set, designed for precision, durability, and everyday DIY convenience. Whether you're working on woodworking, machinery, electronics, or household repairs, this complete washer assortment ensures a secure and stable fastening every time.

Made from high-quality stainless steel, these flat washers are built to resist rust, corrosion, and wear, making them perfect for long-term use in both indoor and outdoor projects. Their anti-slip and sealing design helps distribute pressure evenly, protecting surfaces and improving the strength of screws and bolts.

This boxed set includes multiple sizes ranging from M2, 2.5, 3, 4, 5, 6, 8, 10 to 12, giving you the flexibility to handle a wide variety of repair and construction tasks. With a uniform 1mm thickness, these washers provide reliable support and stability in every application.

💎 Perfect For:

• DIY woodworking & furniture assembly
• Mechanical repairs & maintenance
• Electrical & electronic projects
• Home improvement & hardware use
• Workshop & industrial applications

✨ Key Features:

• 400PCS complete washer assortment
• Sizes M2 to M12 included
• Durable stainless steel construction
• Anti-slip and sealing performance
• 1mm uniform thickness
• Corrosion and rust resistant
• Neatly organized boxed storage

💡 Pro Tip:
Always match washer size with bolt diameter for maximum grip and stability—these washers help extend the life of your fasteners and protect surfaces from damage.

Strong, reliable, and essential—this washer set is a must-have toolkit upgrade for professionals and DIY enthusiasts alike.