Hangzhou Fanbo Hardware Co., Ltd.

Hangzhou, China

We are offering torsion springs. manufactured from your drawing or sample as a one off or large production run, available in a wide range of materials and finishes 1. Materials available (diameter):* spring steel wire (0.5 - 11.2 mm) * stainless steel (0.5 - 8.1 mm) * music wire (0.5 - 7 mm) * carbon steel wire (0.5-11.0mm) 2. Surface finishes available:* hot dipped zinc (galvanising) * zinc (silver finish) * zinc chromate (gold finish) * black coated* nickle plated 3. Certifications & honor:* iso 9001:2008 certified * iso 14001:2004 certified * member of china spring committee * aa class enterprise of hangzhou city notes:all springs and wire forms are tempered or oil hardened and tempered as required.