Product parameters：

Size: 1.30mm , 1.40mm,  1.60mm,  1.80mm , 1.90mm, 2.1mm , 2.20mm  ,2.25mm ,  2.30mm  ,2.40mm   ,4.0mm , 5.0mm  etc.

Tensile Strength : according to your requirement

Application for  bed mattress ,  bonnell spring , pocket spring,helical spring,zigzag spring,border 

Package:  coils / Rosette spool  with CardBoard  / Spider