Compression Spring,compressed spring,pressure spring,Spring steel,material，size can be cus

Specification: This kind of products is strong,not rust and long service life.Can be in effective space to obtain larger deformation and stress 1.Material:spring steel, stainless steel,carbon steel wire. 2.Size:size can be customized according to the drawings or samples. 3.Application:Widely use in electronic,computer,vehicle,bicycle,hardware,tools,gifts,toys and defense industries.