Oil-tempered process torsion spring, operating cycle is no less than 60000 times

1'). Garage Door Springs, Industrial / Commercial Door Springs, Furniture Springs.

2"). Oil-tempered process torsion spring, operating cycle is no less than 60000 times

3). Spring length, measurement, dia. can be customized according to customer's requirements.

4). Delivery to Destination can be organized by our factory.

Steel Torsion Springs --- Garage/Industrial/Commercial Door