Features: Achieve great sound quality with the piano tuning tool, expertly designed to precisely adjust string tension for optimal performances. Crafted from quality alloy, this tuning wrench is wear resistant, and corrosion proof, ensuring long term reliability and stability. Great for professional piano tuners, music students, and also instrument enthusiasts seeking to enhances their tuning skills. Perfect for use in professional tuning studios, at your home maintenance, music classes, and during live performances or exhibitions. Its ergonomic T handle design provides wonderful grip and control, making it easy for beginners and experts alike to perform precise adjustments on piano. Specifications: Materials: Alloy Color: As The Picture Shows Package Weight: approx.166g Size: approx.17.6x7.5x1.4cm/6.93x2.95x0.55in Package Includes: 1Pc Piano Tuning Wrench note: Please allow 1-2cm error due to manual measurement. Please make surer you not mind before your bid. Due to the differences between different monitors, the picture may not reflect the actual color to the item. Thanks!