Drum key: The drum tuning key is a tool for adjusting the drum head, which can be used to adjust, remove and replace the drum head to meet your different needs. Value packaging: The 3 standard keys are easy to fine-tune to meet the feel, and the 1 continuous motion speed key has a rotating handle to quickly change the drum head. Portable size: Z-type standard drum wrench and T-type continuous motion speed drum wrench have an inner diameter of 0.55 cm, which is suitable for most drums. High-quality materials: The drum tuning keys are made of high-quality metal iron, durable and corrosion-resistant, and can be used for a long time without deformation. Application: Suitable for drums, snare drums, bass drums, used to adjust and disassemble the drum surface, providing good accessories for drum enthusiasts. Use drum key kit to adjust drum head tension and disassembly. - The standard drum key is used to adjust the tension of the head, so that it can adjust the pitch according to the tension of the head. - The continuous motion speed key with rotating design is ideal for quick and easy removal and replacement of the drum head. - Both drum keys are very small in shape, easy to carry and store, and can also be used as gifts for drummers or family and friends. - Suitable for all drums with sleeve square tension rods, the tension rods on the drum can be adjusted to the required pitch. - It can also be used on adjustable hardware such as adjustable racks, drum stools, brackets, etc. to make it look like a new rack. Specifications: Color: sliver Material: iron Size: as the picture shows Package includes: 3 * standard drum key 1 * continuous motion speed drum key