Professional-grade copper sealing rings engineered for precision applications in hydraulic systems, water installations, and fuel lines. This comprehensive 40-piece set delivers exceptional reliability where mechanical integrity matters most. 🍴 At a Glance Type Flat Washer Material Pure Copper Size M14 (14mm × 20mm) Quantity 40 Pieces ✨ Superior Material Quality Constructed from specialized copper that delivers exceptional strength and corrosion resistance under rigorous operating conditions. The smooth, burr-free surface ensures optimal sealing performance without compromising contact integrity or durability across demanding applications. ✨ Key Features Durability Exceptional Corrosion Resistance Superior Sealing Performance Optimal Versatility Multi-Purpose 🔧 Precision-Engineered 💧 Hydraulic Compatible ✓ Burr-Free Surface ⚙️ Industrial Grade 📐 Specifications ⌀ Inner Diameter 14mm (0.55") ⊘ Outer Diameter 20mm (0.78") ↕ Thickness 1.5mm (0.05") 🟠 Material Pure Copper ↩️ 30-Day Returns Unused items, 30 days. Damaged, wrong, or lost made right. 🔒 Secure Checkout Encrypted payment, trusted by Shopify. 📦 Tracked Shipping Every order ships with tracking. Why Home Cooks Choose SERA ✓ Hand-CuratedEvery tool & ingredient is selected for quality — not mass-listed. ✓ Café & Kitchen GuidanceClear how-to notes so you get great results at home. ✓ Real SupportQuestions? Our team replies within 24–48 hours. 📬 Shipping & Delivery: Your order ships with tracking and a confirmation email. Delivery times vary by destination. Easy 30-day returns on unused items — plus damaged, wrong, or lost orders made right.
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