Resorte de soporte de borde M para colchón en Ningbo, Zhejiang, China
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Descripción
Mattress M Edge Support Spring
1.Raw material: high quality steel wire
2.Turns: 4-7 turns
3.Wire diameter: 2.0-2.5mm
4.External diameter: 75-90mm
5.Middle diameter: 40-58mm
6.Height: 150-180mm
7.Main application: bonnell spring unit/sofa for edge support spring
8.Craftmanship: anti-rust and heat treatment
1.Raw material: high quality steel wire
2.Turns: 4-7 turns
3.Wire diameter: 2.0-2.5mm
4.External diameter: 75-90mm
5.Middle diameter: 40-58mm
6.Height: 150-180mm
7.Main application: bonnell spring unit/sofa for edge support spring
8.Craftmanship: anti-rust and heat treatment