This is a piano tuning tool, with premium materials, durable and able to serve you for a long time. Simple tuning stick, comfortable and durable to use, no burrs on the surface, not easy to hurt your hands. The function of the is to prevent other interfering strings from making sounds and interfering with your tuning rhythm. Features -Color: As shown -Material: stainless steel, wood and sponge -Size: 16.50X4.00X2.00cm/6.48X1.57X0.79in -The workmanship of this product is perfect, and you will have a good experience in using it. -This practical piano tuning tool can meet your needs very is very practical. -When the volume is lowered, it will not affect the tone, which is very practical and useful. -They are lightweight, do not take up much space, and are easy to carry and store. -It is made of safe and premium materials to ensure its durability and practicality. Package list: 1 x set of piano tuning tools