Premium 300 Pack Red Copper Flat Washer Gasket Set M5 To M16 Assortment Kit For High Heat Oil Pan Plugs And Hydraulic Systems With Top Notch Thermal Conductivity And Durable Pure Metal Build For Heavy Duty Repair Jobs

300 Red Copper Flat Washers For Oil Pans And Hydraulic Systems
✔️ M5 To M16 Mixed Metric Sizes In 300 Pack Heat Proof Copper Seals

This red copper flat washer assortment kit helps create seals for oil plug holes hydraulic setups and plumbing applications in auto repair shops.

✅ Made from pure red copper for high heat resistance up to 1083°C
✅ Includes 300 pieces across 11 metric sizes from M5 to M16
✅ Organized in a durable plastic box for easy storage and access
✅ Reliable seal for fuel lines water pipes and engine maintenance

💡 What are the best materials for sealing high temperature engine parts?
Copper stands out because it conducts heat fast and molds tightly for leaks.
- Copper withstands extreme temperatures better than steel or aluminum washers
- It reseats itself easily upon tightening reducing leak risks during repairs
- These gaskets conduct heat away from hot spots effectively preventing failure
- They work well on oil pans transmission cases and hydraulic pump covers