Zig zag spring

Coil Metal Wire Zigzag Couch Sofa Spring Factory OEM

*Made of high carbon steel wire 70# or wire 82B which depends on your order *Processed with 300C heat treatment and anti-rust treatment. *Professional technicians test *International advanced equipment for manufacturing. All our springs are up to the national standard. *Our springs are 60% more accurately sized then our competitors. *Specific customization is available upon request. Customization acceptable Wire length 13.8-15.6 m W(distance between bars) 24~30mm Loop height