Temperament bars are used to mute the outer strings, one is enough to tune two octaves at a time. The silencer is made of durable rubber to ensure long-term use. Tuning hammer with wooden handle is easy and comfortable when doing silent work. The four silencers (two with handles) are tapered for easier muting of the part. Using these tools, you can do the piano fixing work yourself and learn some new abilities in the process, saving you money too. Indispensable kit for piano players to set up piano tuning jobs.DescriptionAre you looking for a professional yet inexpensive piano tuning kit Are you looking for a reliable, reliable multitasking tool If so, look no further Our professional piano tuning kits have to meet your needs. One of the best options for you.Function- Color: As shown.-Material: rubber, metal, plastic.- Dimensions: 16 x 4 x 2.2 cm \/ 6.3 x 1.6 x 0.87 inches.- The piano keys are made of metal, which is sturdy and durable. The wooden handle feels nice.- The sound block is a soft sponge that will not degrade the sound quality of the piano- Six professional tuning tools help you to better adjust the sound quality and temperament for a great listening experience- 2 rubber stoppers for treble adjustment.- A great tool for novice tuners or those who want a hammer for occasional tweaks or tuning.Piano Tuning Kit, Piano Mute Kit, Piano Tuning Hammer, Piano Rod, Piano Tuning ToolsPackage Includes: 6pcs Professional Piano Tuning Kit