Qwork Tuning Fork 440Hz Virbration, Steel Singing Tone Tuning Set With Silicone Hammer And Wooden Voice Box For Sound Therapy, Y

Frequency: Neat Edges And Corners, The Surface Is Chrome Plated, The Frequency Is 440 Cycles Per Second. | Material: Two Tuning Forks Are Made Of Super-Durable 45# Carbon Steel, Allowing It To Provide Strong Vibrating Frequency For Long-Term Use. | Multi-Function: Tuning Fork Sets Can Demonstrate Resonances And Disturbances Such As Sound Conduction Of Vibrations, Disturbances, Waves, Frequencies And Amplification Of Sound. | Application: Can Be Used As A General-Purpose Tuning Fork For Various Experiments, Such As The Sound Of The Occurrence, Interference Etc. | Package Content: Includes 2 Tuning Forks, 2 Wooden Resonator Boxes And 2 Knockers, Meeting Your Needs.