DescriptionPerfect for home or travel, for musicians or teachers. A fine quality Nickel plated tuning fork. Works great for Violin, Mandolin, Guitar. Tap it on the table set it on the instrument and tune your "A" string to 440 hz. A necessity for every player. Small and accurate for perfect tuning every time.Features- Color: As shown. - Material: Hard stainless steel. - Size: 20 x 2 x 1.7 cm. - Frequency: A 440 Hz. - A implement with two prongs that gives a fixed tone when struck. - Used to tune musical instruments. - Perfect for home or travel, for musicians or teachers. - A fine quality Nickel plated tuning fork. - Works great for Violin, Mandolin, Guitar. - Tap it on the table set it on the instrument and tune your "A" string to 440 hz. A necessity for every player. - Small and accurate for perfect tuning every time.