Designed for both professionals and beginners: This comprehensive kit is ideal for piano technicians, music schools, and hobbyists seeking to refine their piano tuning skills. It includes all necessary tools for tuning both grand and upright pianos. High-quality and cost-effective construction: Expertly manufactured to deliver reliable performance and durable use, this kit maintains precision over time. User-friendly with tuning software compatibility: Achieve accurate tuning results at home. The kit is compatible with popular piano tuning software, enabling users of all levels to tune pianos with ease and accuracy. Innovative octagonal tuning wrench: Features a dual-head, octagonal design engineered for improved access and control when adjusting hard-to-reach tuning pins, enhancing efficiency and comfort. Material: Metal Color: As shown Package contents: 1 x Piano Tuning Kit Note: Other items not included. Due to lighting and display differences, the actual color may vary slightly from the image. Measurement may vary by +/- 1-3 cm.