Features: Elevates your piano's performancea with the piano tuning and maintenance tool set. A professional solution designed to fine tune pitch and ensures stable, accurate sound. This set includes various sizes of tuning pins and head to accommodate different piano models. Great for piano enthusiasts, and music students seeking precisions in piano tuning. Crafted from steel for durability and resistance to deformation. Specifications: Material: Solid Wood+Metal Color: As The Picture Shows Package Weight: approx.144g Type: A/B (Optional) Size: approx.15.5cm/6.10in Package Includes: 1x Piano Tuning Kits note: Please allow 1-2cm error due to manual measurement. Please make sure you not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!