Permatex 59235 High Temperature Thread Sealant, 50 ml Tube

Customers find the thread sealant effective, with one mentioning it works well on transmission fluid plugs, and they appreciate its quality and ability to prevent leaks, particularly with oil pressure sender issues. The product is easy to apply and comes in handy for various applications, with one customer noting it's essential for engine work. While some customers consider it a great value, others find it overpriced, and durability opinions are mixed, with some saying it holds up well under heat while others report it doesn't harden properly.