Features: 1.COMPLETE KIT: Contains 1 tuning wrench, 1 tuning fork, 2 tuning mute bar, 4 mute blocks and 1 temperament strip for using, professional and practical. 2.STAINLESS STEEL WRENCH: The piano tuning wrench is made of stainless steel material, which is sturdy and stable. 3.WOODEN HANDLE: The wooden handle of the tuning wrench is betiful and smoothly, has a good hand feel, easy to operate. 4.SIMPLE MUTE: The rubber tuning mute blocks and wool felt temperament strip help you to mute the section more simply. 5.REPAIR WORK: With these tools, you can complete the piano fixation work yourself, which are essential tools for pianists. specification:Item Type: Piano Tuning Tool Set Material: Metal, Rubber, Wool Felt, Solid Wood Wrench Size: Approx. 15cm or 5.9in PackageList: 4 x Mute Blocks 1 x Wrench 2 x Mute Bar 1 x Mute Strip 1 x Tuning Fork