Feature:1. Made of stainless steel and maple wood, equipped with a standard structure with complex craftsmanship, durable and wear resistant.2. Piano tuning wrench, L shaped design, made of hard stainless steel and wooden handle, durable and wear resistant, easy to use, and portable.3. Made of durable natural rubber, the taper is correct, helping you to tune more easily and make the sound quality better.4. Contains professional tuning tools, complete tools, can help you adjust the piano in time.5. Wide range of applications, apprentices, students, teachers, trainers, professional piano tuner can use.Specification:Item Type:Professional Piano Tuner KitMaterial: Stainless Steel,Maple,Rubber.Package List:1 x Storage Bag1 x Wrench2 x Mute Bar1 x Mute Block1 x Mute Tape