17 Keys Kalimba DIY Replacement Parts with Keys Bridge Tuning Hammer Kit Musical Instrument Thumb Finger Piano Accessories Feature: Key: 1. Imported high-quality manganese steel material, the sound is clear and ethereal, good flexibility, and good playing feel; 2. Electroplating process, repeated grinding and chamfering, the surface is shiny and translucent; 3. 1.0 thickness + anti-rust treatment for better sound quality; 4. The engraved key can quickly find the corresponding key when using it.