Boisbresil 3pcs A440 Tuning Fork, Guitar Violin Tuning Fork Musical Tuning Fork Set Tuning Instrument Aluminium Tuning Forks Tone Tool (12.5 x 1.9cm)

Precise frequency: The tuning fork can deliver clear tone at A440, longer sound and accurate tuning, great for tuning guitar, ukulele, violin, piano and keeping them in tune Durable Material: The standard tuning fork is made of sturdy aluminum alloy, with good wear resistance, corrosion resistance, and is not easy to rust. The workmanship is fine, the surface is polished, it is very smooth and shiny, and it can be used for a long time. Versatile Application: The guitar violin tuning fork can be a practical tool for tuning stringed instruments, but is also suitable for vocal exercises, medical healing, hearing recognition, children's lessons and stress relief. Compact Size: Light and portable with compact dimensions, easy to store and carry. Suitable Crowd: tuning fork set is suitable for musicians, teachers or science lovers, and can be used both at home and outdoors