ITEM NAME:Excellent Zither Tuning Wrench Piano Tuner Tool Technical Instruments Parts Z a.imagelink a:hover.imagelink {color:#db3606;.1 x Square Shape Piano Tuner Tool. Used for tuning of Guzheng and for most machine devices that have quadrilateral opening. The shaft is made out of steel. Sturdy and smooth handle. Side Length Of The Quadrilateral: Approx.
