1) With ISO9001,2000 & other Certificate 2) Over 10 Years's OEM experience 3) Export Directly 4)High Quality Provides compression springs and tension spring, as driven components memory alloy spring and bias components Assembly enables two-way movements, used in the device driver, application-wide temperature 30 degrees c-100°C, thrust 20N — 300N, thermal cycle life N = 105-107, heat-30°C~-250°C. ...