100Pcs/Set Copper Washer Gasket Set Metal Oil Drain Plug Gasket Kit M6-16/M6-30 Bonded Seal Washer

📢Feature:- Commonly known as Dowty Seals or Dowty Washers, comprises a metal washer and an elastomeric ring bonded inside the diameter- The bonded seal was adhered and sulfurized integrally by rubber ring and metal ring, its a sealing ring used to seal thread and flange connection- Bonded seal consists of a metal ring and a rubber gasket. Metal ring done antirust processing, rubber ring generally uses oil resistant NBR or fluorine rubber- The metal washer prevents over-compression and limits deformation of the elastomeric ring- Reliable low and high pressure sealing, High and low temperature capabilities- Bolt torque is reduced with no loss of tightening load，eliminate seal offset and leaks, ease of Installation, reduce assembly time-The washers are packed in a transparent storage box, easy to storage and organize, allowing you to keep these gaskets for a long time.