Wave Form Helix Scientific Slinky is an SSI India product in the SOUND WAVE & OSCILLATIONS category. Key specifications include SKU: SSI.PHY.WAVE.017. Wave Form Helix, Scientific Slinky, Made of Tempered Steel Wire Coil diameter 5cm, closed length 7.5cm Coil diameter 7.5cm, closed length 10cm. Review the listed material, dimensions, capacity,