Description Manufactured with metal materials, these products are strong durable. These string tuning tools are exquisite in workmanship, of good quality, are not easily damaged or broken. It is specially suitable for string repair replacement of Erhu. Features - Color: Golden- Material: Stainless steel - Size: About 2.30X1.50X0.50cm or 0.90X0.59X0.20in- Professional very durable, simple practical, it will be your good replacement choice.- Our erhu string tuners are designed to make string changing faster easier than ever before.- They can be used as a professional erhu tuning tool, practical professional to use.- The edges are smooth round, without burrs, will not damage the skin.- It plays a vital role in erhu string adjusting to change the tone pitch of the musical instrument.Packing list: 6 x Erhu String Tuners