Meet the NINDEJIN 500-piece Flat Washer Set, a compact, robust solution designed for precision load distribution across electrical, automotive, and marine applications. This black washer assortment is crafted from 8.8-class carbon steel, delivering dependable strength for threaded or bolt-type connections in demanding environments.

All-in-one flat washer assortment

Eight common metric sizes in a single, organized kit, ready to support electrical connections, mechanical assemblies, and surface protection where washers are required.

Sizes and quantities

• M2 — 100 pcs
• M2.5 — 100 pcs
• M3 — 80 pcs
• M4 — 80 pcs
• M5 — 50 pcs
• M6 — 40 pcs
• M8 — 30 pcs
• M10 — 20 pcs

Material and durability

Constructed from 8.8-class carbon steel, these flat washers offer solid mechanical strength with reliable resistance to corrosion and elevated temperatures, making them suitable for household appliances, automotive, and marine environments.

Storage and organization

All washers are packed in a transparent storage box, with dedicated compartments to keep each size separated and easy to grab during quick repairs or installations.

Applications

• Electrical connections on household and commercial appliances
• Automotive and marine bolt-type connections

Wholesale, support, and guarantees

Wholesalers and retailers are welcomed. For wholesale orders, discounts or free express shipping are available to speed delivery. If you’re a retailer and want to ship directly to your customers, we can arrange direct-to-customer fulfillment without seller information if preferred. If items aren’t delivered as expected, we offer full refunds or resend the order. For any product concerns, contact us and we’ll help you resolve them promptly.