[Product Name]: Pure copper string pin

[Product Description]: 1. Made of pure copper. 2. Hand-inlaid. 3. Inlaid with crystals, each one is a treasure and each one is wonderful.

[Product Usage]: Choose the string pin according to your requirements for the tone. If you want to improve the treble of the guitar, the pure copper string pin will make the treble of the guitar brighter. It is suitable for guitars with relatively low hardness back and side panels, such as mahogany, Indian rose, sapele, Okoume, etc.

[Product Size]: The diameter of the pure copper string pin is 5.0MM. It is suitable for most guitars with a hole diameter of 5.0-5.2 on the market. (Please measure before purchasing)