【Material】: This drum key is made of metal material, ensuring long term use and resistance to wear and tear<br> 【Portable】: This Drum Tuning Key is designed to fit most standard drum hardware<br> 【Easy to Use】: The T and Z shaped design of the drum key allows for easy grip and efficient tuning, making it an essential tool for every drummer<br> 【Versatile】: This Drum Key Tuner can be used for adjusting square screws inside jazz drums as well as installing and disassembling drums, making it a versatile addition to your musical instrument<br> 【Drum Accessory】: Drill drum key can help you quickly assemble the drum set. suitable for professional and personal use<br> Size Chart:<br> T Shape Drum Key 4.7cmx3.6cm/1.85inchx1.42inch<br> Z Shape Drum Key 6.3cmx5cm/2.48inchx1.97inch<br> Package Includes:<br> 1x Z Shape Drum Key<br> 3x T Shape Drum Keys<br> Note:<br> Please allow slightly errors due to manual measurement and different monitors.