Description: Brand New And High Quality. Features: Made Of High Quality Nitinol Alloy,Not Easy To Rust And Has Good Elasticity. Nitinol Wire,Smooth Surface Without Burrs,Flexible,Bright. With A Certain Memory Function,Can Be In Phase Change Temperature,Memory Shape. Use Widely Used,Mainly Use Mobile Phone Antenna,Fishing Hook,Fishing Rod,Children'S Toy Antenna,Optical Spectacle Frame,Bluetooth Headset,Ear Hook,Medical Equipment,Etc. Operating Temperature: At -15150℃/5302℉,At This Temperature, The Wire Deformation Can Be Restored To A Straight Line. Specifications: Material:Nitinol Alloy Color:Silver Gray Length:1M(39.37") Diameter:0.1MM,0.2MM,0.3MM,0.4MM,0.5MM,0.6MM,0.7MM,0.8MM,0.9MM,1MM,1.2MM,1.3MM,1.4MM,1.5MM,1.6MM,1.8MM,2.0MM,2.5MM,3.0MM Package Include: 1PCS X 1M Nitinol Wire