Piano Regulating Gauge Tool with 9Pcs 12mm and 22mm Diameter Leveling Key Felt Washers, Piano Measurement Adjustment Hammer Blow Line 45mm Gauge for Grand Piano Repair Tuning Tool

Features: Helps to measure and adjust different hammering distances of the piano, very convenient. Specification:Material: Metal, FeltColor: Brass, White, GreenPackage:1Pcs x Piano Regulating Gauge Tool9Pcs x 12mm Piano Washers9Pcs x 22mm Piano Washers

• It is suitable for measuring the distance from the bottom surface of the string to the top of the felt top of the hammer head, solving the problem of the distance between the hammer and the string being too large or too small, and keeping the instrument in good condition.
• Equipped with 9 pieces of balance washers with a diameter of 12mm and a thickness of 2mm and 9 pieces of balance washers with a diameter of 22mm and a thickness of 5mm, which are used for buffering and leveling different parts of the piano, reducing noise and maintaining the original performance of the piano.
• Piano tuning tools are made of brass metal material with smooth surface and wear resistance.
• It helps to adjust the different hammering distances of the piano and is one of the necessary tools for professional maintenance technicians.
• Compact design, lightweight, easy to use and carry.