Item Type: Piano Tuning Tool_x000D_ Material: Stainless steel + rubber_x000D_ Silencer Size: Approx. 10 x 1.3cm / 3.9 x 0.5in_x000D_ Red Temperament Strip Length: Approx. 104cm / 40.9in 1The L?shaped wrench is used to adjust the piano pin, it is small in size and can be easily placed in the handbag. 2The mute is made of rubber, which is elastic and wear?resistant, and can prevent the strings from vibrating well. 3Equipped with 2 silencers with extension handles, suitable for different maintenance needs. 4The red long temperament strip is used to mute the bottom string, which can be tuned two octaves at a time. 5The piano tuning tool is relatively complete, suitable for professional players or amateurs.The product size is manually measured, there is an error of 1?3cm, please refer to the actual product. 1 x Piano Pin Wrench 2 x Piano Mutes 2 x Mutes with Handle 1 x Red Temperament Strip