Eisco - Wave Form Helix Spring, 3m Steel Coil for Wave Motion Demonstration - 20mm Diameter, Expands to 9m - Visualize Longitudinal Transverse Seismic Standing Waves - Includes Experiment Guide
Special Features
- Closely- wound helix comprised of steel wire
- 20mm diameter
- Closed length of 3 meters
- Extends to 9 meters
- Supplied with manual
Description
Steel wire close-wounded helix 20 mm diameter, closed length 3 meters extending to approx. 9 meters extended, with looped ends.
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