The lyre harp is equipped with durable metal strings, pins, nails, and rivets. Made with high-quality metal materials, it produces clear and beautiful sound, is gentle on hands, and easy to tune. Tuning Wrench: Use the wrench to adjust string tension by turning clockwise or counterclockwise. High-quality harp end pegs provide strong string fixation. Made of metal pins with a plated finish, resistant to fading, with strong hardness and threaded design. Ideal replacement for loose tuning pins. Suitable for dulcimer, zither, harpsichord, or harps. Smooth surface ensures safety and enhances your musical experience. A practical accessory for your dulcimer, zither, harpsichord, or harps. Makes a great gift for children, adults, bands, and professionals. Color: Wood color + silver + gold Material: Metal Package Contents: 1 x Tuning wrench 20 x String pin nails 20 x Rivet Only the above items are included; other products are not included. Note: Due to lighting and display differences, the item color may vary slightly from the actual product. Measurement allows an error of +/- 1-3 cm.