Permatex High Performance Thread Sealant is a 50mL product designed to seal and lock threaded connections in a variety of applications. It is formulated to withstand high temperatures and pressures, making it ideal for use in automotive, industrial, and plumbing settings. This thread sealant creates a strong, leak-proof seal that prevents rust, corrosion, and galling. It can be used on metal, plastic, and rubber surfaces and is resistant to gasoline, oil, and other chemicals. The 56521 formula is easy to apply and dries quickly, providing a reliable seal that can withstand harsh environments.