1、Standard A 440Hz tuning fork offers you a clear and accurate pitch, and longer sound for easier tunning. 2、With this tunning fork, the tunning will be much more convenient, saving both your time and effort. 3、Suits for all tunbale instruments, especially for for stringed instruments such as violin, guitar, etc. 4、Made of high quality stainless steel, the tuning fork is rustproof and durable for long-term use. 5、The light weight and compact size make it easier to carry with you where you go. 1 x 440Hz Tuning Frok Item Type: 440Hz Tuning FrokProduct Material: Stainless SteelHandle Length: Approx. 38mm / 1.5inTuning Fork Length: Approx. 85mm / 3.3inTuning Fork Diameter: Approx. 4.5mm / 0.2inTotal Length: Approx. 120mm / 4.7in