If you are search of a portable violin tuning key, then your research is over here. That’s because our product can satisfy your demands. Made of sturdy materials and good workmanship, this violin key can be used for long period of time, easy to use, can be a unique present option for violinists. Features -Color:Assorted Color -Material:Metal -Size:2.60X2.00X0.10cm/1.02X0.79X0.04in -Note: suitable for 3/4-4/4 violins. - Manufactured with sturdy material, the violin key tool is practical, can withstand long time to use. - Simple structure, light weight, the violin tuner is easy to use, suitable for professionals and personal use. - You can tighten violin set accessories easily with this violin key, also assemble the accessories more conveniently. - A practical present choice for your violinist friend and family, this violin wrench is suitable for violin lovers, violinists, beginner practice. - , can precisely adjust the violin tone, easy to install and use, provide better performing experience. Package list: 8 x violin tuners