Tuning Hammer Grain Length Piece Hammer Wrench Piano Tuning Wrench Koto Piano Tuning Tool Adjust Piano Tone Metronome Tuning Kit Musical Instrument

Ships from Japan [Size] Total length approximately 16cm, handle length approximately 10.5cm, inner hole diameter approximately 0.65cm, weight approximately 78g [High-quality materials] Resin handle tuning wrench, fine workmanship, clear wood grain, glossy surface, clean and gentle appearance, comfortable, long-lasting, and feels good to the touch. [Durability] Adopts high quality steel metal; avoids magnetism, thread is not easy to slip, has high anti-rust ability, durable, durable and long lasting. [Characteristics] Tuning and changing strings of the koto; Along with the koto, it has a classical feel; Small and lightweight, convenient to carry, easy to use [Application] Kotonai square spanner, suitable for most kotojiku. Kotonai square spanner, suitable for most kotojiku