[36PCS Piano Tuning Kit] 1* Storage bag, 1* Piano Tuning Wrench, 1* 440hz Tuning fork,4* Rubber wedge mute, 2* Rubber mute stick, 2* Felt Mute,1* Temperament Strip,1* Nylon mute clamp,1* Penetration Needle,2* Tweezers,1* Awl,1* Pencil,1* Vernier Calipers,1* Hammer,14* Screwdriver Set,1* Gradienter,1* Wooden Stop Bar. [Portable Storage Bag] The convenient storage bag makes piano tuning tools kit set easy to carry. You can store tuning supplies as you The piano tuning tools never be lost. [Professional Piano Tuning Kit] Each tool in the piano tuner kit has been manually finely modulated and calibrated to that each tool bring you the best tuning experience.Each wooden is carefully polished and modulated manually and the tuning fork have a rating of 440 Hz, which be no errors. [Solve Various Piano Problems] Our professional piano tuning tools can be uesd for the set to the advanced set for piano repair or tuning, for grand or upright pianos, which can solve various piano problems as well. [Applicable People] Suitable for tuning beginner and professional tuner,such as piano tuners,piano tuning enthusiasts,piano teachers,individuals with piano and other people who need to use tools to adjust the piano. Color:Black Material:Metal Package Contents: 1 * Piano Tuning Kit 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.