Echwave 100 Piece Tuning Nails and 100 Pieces Rivets with L-Shaped Tuning Key for Lyre Harp Small Harp Instrument

Tuning wrench: with the wrench, you can adjust the tension of , turn clockwise or counterclockwise. Tuning pins for dulcimer, zither, harpsichord or harp. Smooth, does not cut your hands and offers you a perfect music experience. The lyre harp equipped with metal cords pin nails and rivets. With high-quality metal string material, it is clear and beautiful without hurting your hands, and easy to tune. High quality harp end pins for consistent string attachment. Made of metal pins, shiny, no fading, hardness. Nickel Plated Threaded Pins Replace your loose tuning pins. A nice accessory for dulcimer zither, harpsichord or harp. It is the best gift for children, adults, bands and professionals.