In some cases, where extremely small and precise forces are required, micro-tension springs come into play.  Micro Extension Springsare often used in medical equipment, aerospace technology and electronic components, where precision and reliability are critical.

HD coil springs, also known as heavy-duty coil springs, are a crucial component in the suspension system of a vehicle. They play a vital role in providing support and stability to the vehicle, especially when carrying heavy loads or navigating rough terrains.