200PCS Copper Sealing Washer Assortment Kit, High-Density Red Copper Flat Gasket Set for Automotive Repair, Industrial Maintenance & DIY Projects
200PCS high-density copper sealing washer assortment kit, featuring 9 high-frequency sizes for automotive brake lines, industrial hydraulic fittings, and DIY mechanical projects. Made from 99.9% pure red copper, these ultra-durable gaskets provide exceptional ductility, heat resistance, and corrosion protection, ensuring a tight, leak-proof seal even on heavily worn surfaces. The compact, stackable storage box maximizes space efficiency, making it ideal for professional workshops, mobile mechanics, and DIY enthusiasts.
Description
200PCS Copper Sealing Washer Assortment Kit, High-Density Red Copper Flat Gasket Set for Automotive Repair, Industrial Maintenance & DIY Projects
Auto Parts & Industrial Hardware Dual Category | 9 Frequent-Use Sizes for High-Volume Needs
🔍 Product Description
Our 200PCS copper sealing washer assortment kit is engineered for high-volume sealing tasks, delivering unmatched value for professional workshops, mobile mechanics, and DIY enthusiasts. This high-density set includes 9 of the most frequently used sizes of 99.9% pure red copper gaskets, optimized for automotive brake line repairs, industrial hydraulic maintenance, and DIY mechanical projects. The ultra-durable copper material offers exceptional ductility, allowing it to crush evenly and fill imperfections in heavily worn surfaces—creating a tight, leak-proof seal that resists heat, vibration, and corrosion.
Unlike larger kits, this set comes in a compact, stackable storage box that maximizes space efficiency, making it easy to transport and store in mobile toolboxes or small workshop cabinets. Whether you’re a mechanic handling daily fleet repairs, an industrial technician maintaining hydraulic systems, or a DIYer working on a classic car restoration, this 200PCS kit ensures you never run out of the right size washer, reducing downtime and boosting productivity.
✨ Key Features
- 200PCS High-Density Kit – 9 frequent-use sizes (5mm ID×9mm OD to 14mm ID×18mm OD) for high-volume sealing tasks
- 99.9% High-Purity Red Copper – Ultra-durable with superior ductility and corrosion resistance for heavy-wear scenarios
- Compact Stackable Storage – Space-saving box design for mobile mechanics and small workshops
- Heat & Pressure Resistant – Withstands temperatures up to 500°C and high pressure, ideal for continuous use
- Triple Application Scope – Suitable for automotive repair, industrial maintenance, and DIY mechanical projects
- Crush-to-Seal Design – Conforms to heavily worn surfaces to create a tight, leak-proof seal every time
📊 What’s Included (Size & Quantity)
1. 5mm ID × 9mm OD – 30PCS
2. 6mm ID × 10mm OD – 30PCS
3. 6mm ID × 12mm OD – 20PCS
4. 8mm ID × 12mm OD – 20PCS
5. 8mm ID × 14mm OD – 20PCS
6. 10mm ID × 14mm OD – 20PCS
7. 12mm ID × 16mm OD – 20PCS
8. 12mm ID × 18mm OD – 20PCS
9. 14mm ID × 18mm OD – 20PCS
Total: 200PCS | Net Weight: 175.3g | Box Dimensions: 12.8×6.5×2.3cm
🔧 Applicable Scope
- Automotive: Daily truck fleet brake repairs, classic car fuel system overhauls, passenger vehicle hydraulic line maintenance
- Industrial: High-volume hydraulic compressor servicing, factory equipment routine maintenance, mechanical component repairs
- DIY & Hobby: Classic car restoration, motorcycle brake upgrades, home machinery projects
- Professional Use: Ideal for mobile mechanics, workshop technicians, and DIY enthusiasts
⭐ Customer Reviews
Tommy L. (USA, Mobile Mechanic)
“As a mobile mechanic, I need a kit that’s compact but has enough washers for daily jobs. This 200PCS set is perfect—9 frequent sizes, stackable box, and the copper seals like a charm. No more running out of gaskets mid-repair!”
⭐⭐⭐⭐⭐
Elena R. (UK, Workshop Owner)
“We go through copper washers like crazy in our workshop, and this 200PCS kit is a lifesaver. The compact box fits perfectly in our tool cabinet, and the high-purity copper lasts longer than cheaper alternatives. Highly recommended for high-volume shops!”
⭐⭐⭐⭐⭐
Order Your 200PCS Copper Sealing Washer Kit Today!
Bulk orders for auto fleets/industrial maintenance enjoy exclusive discounts!
