Louttary Tuning Fork Set Tuning Fork with Silicone Hammer, Clinical Grade/Sensory for Perfect Healing (8SET)

EFFICACY - Improve learning concentration; Quick send negative emotions, improve insomnia, promote positive energy. INSTRUMENT TUNING - Any instrument which can be tuned but most commonly used with stringed instruments. FINE WORKMANSHIP - These 8 turning forks (256Hz, 288Hz, 320Hz, 341.3Hz, 384Hz, 426.6Hz, 480Hz, 512Hz) are made of High-quality alloy , Fine production & High accuracy , this ergonomic handle is easy to hold CLEAR SOUND - Delivers clear tone, longer sound and accurate tuning, can be used for healing, Hearing detection,children's teaching, stress relieving PACKAGE INCLUDE - A silicone hammer to as a percussion tool, a Hard case storage to protect the tuning fork.