Piano tuning tools are well made, the contents of the set are reasonable and professional with practical and high-quality materials. Piano tuners, piano tuners, beginners, students, piano teachers, etc. Use the tools to tune her piano.
Use:
The wide head presses both keyholes at the same time.
Increase the gap between the keyhole and the key pin.
The narrow tip is inserted above the middle pin hole.
By increasing the bottom hole of the middle pin
And the gap between the middle pen.
Reduce friction during key operations.
Package includes:
1 x Piano Tuning Maintenance Tool