🔩 Seal the deal with Rustark’s ultimate copper washer kit!
The Rustark 320 Pcs Copper Flat Washers Assortment Kit offers 12 common metric sizes (M5-M20) in a durable, transparent storage box. Made from corrosion-resistant red copper, these washers provide superior heat resistance, conductivity, and durability, ideal for electrical, automotive, marine, and hydraulic applications. With 320 pieces and a 90-day return policy backed by responsive customer service, this kit is engineered for professionals who demand reliability and convenience.
| Material | Copper |
| Outside Diameter | 26 Millimetres |
| Washer Type | Flat |
| Exterior Finish | Copper,Plastic,Rubber,Steel |
| Fastener Size | M6 |
| Size | 320PCS Copper |
| Metal Type | Copper |
| Brand | Rustark |
| Number of Pieces | 320 |
| UPC | 787414916034 |
| Manufacturer | Rustark |
| Country of Origin | USA |
| Item model number | R-flat washer |
| Package Dimensions | 17.2 x 9.7 x 2.39 cm; 308 g |
| ASIN | B07QK5LT99 |
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