Open Coil
Bonnell is a classic spring, bonnell consists of sandglass shaped springs joined by helicals running crosswise. Bonnell is cost-efficient and has a wide field of applications.
The No-Sag spring is made in different wire gauges and wire lengths, all decided by the customer. We offer different solutions of the insetting of the springs in wooden frames or steel tubes.
- Steady level of comfort from batch to batch
- Longlife springs
- Environmentally friendly, easy to recycle