The Adjustable Angle Piano Tuning Tool Set is perfect for professional piano technicians or enthusiasts. This kit designed to assist in keeping your piano in perfect harmony. The adjustable angle feature allows for precise tuning adjustments with ease. Say goodbye to uneven piano notes and enjoy perfectly tuned melodies with this reliable piano maintenance kit. A professional piano repair tool set that makes it easier for tool users to repair your piano Feature: Adjustable Angle, Professional, Easy to Use Type: Piano Tuning Tools, Maintenance Kit Material: Wood+Metal colour: Black Package Contents: 1 x Pin tool 1 x wrench Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.