GYWHOOFT Piano Tuning Wrench,Lyre Harp Tuning Nails and Rivets Set,20 Tuning Nails and 20 Rivets with L-Shape Tuning Wrench

• ※ Package includes: You will receive 1 piece 11*3*1.2cm The wrench, 20 pieces 4CM tuning nails, 20 pieces 0.6*0.4CM rivets with.
• ※ Material:Made of high quality metal and copper, they are clear and beautiful, do not hurt your hands, easy to adjust, the shiny surface and hardness of the material ensure the durability of these materials.
• ※Widely Used:The piano tuning keys are specially designed to tune the Gugu and most mechanical devices with square openings, suitable for apprentices, students, teachers, trainers, professional piano tuners or anyone who wants to learn to tune.
• ※ Ergonomic Handle: The polished and non-slip fine handle makes it very convenient to hold the key in your hand, adjust the piano with great stability and flexibility, help you get great control while rotating.
• ※ EASY TO USE: You can adjust the tension of the string with the corresponding adjustment keys, rotate clockwise or counterclockwise to achieve a perfect inclination, this tool is an essential accessory for any harpist or musician.

Tone Tuning Key, Reliable and Comfortable Lyre Harp Tuning Instrument Fine Polishing Professional Practical with Wooden Handle for Repair, for String Musical Instruments, Dulcimer, Zerk and Clavice Specification: Material: Copper and Metal Color:Silver and Gold Size: Tuning nails: 4 cm. Rivets with key:0.6*0.4CM The key:11*3*1.2CM Package includes: 1 Piece The Key 20 Pieces Tuning Nails 20 x Rivets with Key Note: 1.Due to manual measurement, the size and weight may have a certain error. 2.Due to the difference between monitors, there may be a slight color difference. Description: 1.Good material and fine polishing make the key comfortable in the hand, very comfortable 2. The piano tuning wrench is professionally manufactured, with stable performance and high reliability