1.Description 1)The high purity of crystal: 99.99% 2)Tones:C/D/E/F/G/A/B&C /D /F /G /A 3)Sound of crystal singing tuning forks: amazing,clear,deep and rich vibrational resonance with the power to heal. 2.product information small crystal tuning fork large crystal tuning fork raw material high purity quartz powder high purity quartz powder diameter 16mm 26m length 400mm 500mm
