1 paket DIY Wool Piano Balance Front Rail Punchings Regulating Tool

Description:

- 1 Pack Small Piano Balance Front Rail Wool Felt Punchings

- Leveling the keys and regulating how far they travel when pressed

- Perfect diy piano accessory for pianist

- Easy to install, convcenient to use

- Material: Wool

- Color: As picture show Size Chart: Diameter: Approx. 12mm/0.47inch Hole Diameter: Approx. 4mm/0.15inch

Package Includes: 1 Pack Piano Front Rail Punchings(about 90pcs)