Product Type :Lab Supply Package Dimensions :8.128 Cm L X8.128 Cm W X11.938 Cm H Country Of Origin :India Package Weight :1.0Lbs

Set includes two helical springs. The long, narrow spring measures 3/4" x 72", and can be extended to 5 meters. The larger spring measures 3" x 4", and can be extended many times its length without distortion.