Description: 【10 in 1 Design】: Combines 10 essential drum tools into 1 compact unit, eliminating the need for multiple separate tools and making drum hardware screw adjustments quick and easy 【All in Single Solution】: Great for daily tuning, emergency repairs, and quick fixes; this versatile tool handles everything with just 1 piece, fitting easily into your mallet bag or pocket for maximum portability 【Universal Compatibility】: Suitable for jazz drums, rock drums, and children’s drums; works seamlessly with various drum types and is compatible with drum stands, cymbal stands, pedals, and all major hardware components 【Metal Construction】: Drum tuning key is made from quality metal to ensure long time performance and reliability during frequent use on stage or in the studio 【Compact & Portable Size】: Measuring only 75 x 40 x 19 mm, this multi function drum key is lightweight and easy to carry wherever you go—ideal for drummers on the move Specification: Material: Metal Size Chart: 7.5cmx4cmx1.9cm/2.95inchx1.57inchx0.75inch Package Includes: 1 Multifunctional drum key Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.