- High-Quality Copper Washer: This Kupfer Unterlegscheibe (copper washer) is crafted from solid brass and adheres to DIN125 standards, ensuring durability and reliability. - Effective Sealing: Featuring a smooth sealing pad, this product meets GB97 specifications and functions as a Dichtungsscheibe (sealing washer), providing excellent leakage prevention in various applications. - Versatile Copper Metal Spacer Pad: Designed as a Kupfer Metall Meson Pad, it serves as an ideal spacer for various mechanical and plumbing needs. - Compatible Metal Collar: The included metal collar is suitable for M2 to M20 sizes, making it adaptable for a range of projects and installations. - Convenient Packaging: Available in a pack of 50 pieces, each washer measures M16 x 30 x 2, ensuring you have enough for multiple uses without frequent reordering. Use Scenarios: 1. Plumbing Repairs: Perfect for sealing pipe joints and preventing leaks, this copper washer is an essential component for any plumbing repair. 2. Mechanical Assembly: Ideal for automotive and machinery applications, it provides reliable spacing and sealing to enhance performance. 3. Electrical Installations: Use it to ensure proper grounding and connectivity in various electrical setups, promoting safety and efficiency. This copper washer offers the essential combination of strength, compatibility, and functionality, making it a valuable addition to your toolkit.