Payment & Shipping Terms:
|Material::||Carbon Steel Wire|
High Carbon Steel Compressed Bonnell Spring Coil For Sofa / Mattress Making
Bonnell spring Characteristic: The Bonnell spring is the classic Spring Unit, and through the years, proven its worth. It is made from around hourglass shaped springs which are tied together to form a mat. A round helical crosswise connects each single spring to a spring unit. The quality is guaranteed by the careful selection of the materials used and regular quality control
A: We are factory.
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.