Tuning Fork for Sound Healing Therapy Health Care: tuning fork soundwaves restores the balance in the body's chakras, keeping the muscles, nervous system and organs in perfect harmony. Corrosion Resistant, and Portable: The C128 Hz Tuning Fork comes with fixed weights, and is constructed of aluminum alloy. Perfect to use , school for students, or clinically. Easy to Use & Clean: Extra Long Handle of Turned Smooth Aluminum to Facilitate Bone Conduction Tests Easily. High quality Aluminum alloy that creates a long C128 Hz Lower-pitched vibration. Typically used to check vibration sense as part of the examination of the peripheral nervous system. Inspected And Tested for Accuracy: Produced from steel bar for superior performance and consistent frequency accuracy. To keep the tuning fork more accurate, please do not tap it with metal. Colour:silver Material:Aluminum alloy Package Contents: 1 x Tuning fork 1 x reflex hammer 1 x storage bag Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.