Features: Professional Piano Tuning Tools Set designed for accurate adjustments and long lasting durability in demanding tuning occassion. Features high strength construction, ergonomic handles for control, and multiple wrench sizes to accommodate diverse piano mechanisms. Ideal for piano technicians, music school instructors, and serious musicians requiring safe equipment for maintaining pianos. Perfect for workshop piano restorations, concert performances tuning, or studio maintenance to achieve concert quality sound. Organized in a zippered case with customs foam slots, this comprehensive kits ensures tool protections and quick access. Specifications: Materials: Metal Color: As The Picture Shows Package Weight: approx.721g Size: Mixed Size Package Includes: 1 Set Piano Tuning Tools note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!