Nexmetal 1 Foot Nitinol Shape Memory Heat Activated Pre-trained Wire (2.0mm 60C (12ga 140F))

Wire returns to straight upon application of heat. You will not believe it until you see it. Choose from 0.5mm, 1mm or 2mm thickness. The more dramatic the temperature difference, the faster it jumps! Available in 3 gauges: 0.5mm, 1mm, and 2mm Available in low-temp, room-temp, and high-temp activation ranges Each transition phase temp wire has a different formulation - try them all!