This item is a drum key and wrench, made of metal material, high-grade and durable. It can help you quickly assemble the drum kit. Easy to use and operate, it is suitable for professional and personal use. Choose it for you. Features - Color: Silver. - Material: Metal. - Size (Z Type): About 6.50X5.00X1.30cm/2.55X1.97X0.51inch. - Size ( ): About 5.00X3.50X1.00cm/1.97X1.38X0.39inch. - Premium and firm material, not easily to break or deform, it is durable for use, long serving life. - Safe, firm, durable, practical drum tuning key, can satisfy your long term use requirements. - These universal professional drum keys, which are more humanized and convenient for you to hold and operate. - They are so compact and small, can easily store them in your bag for outdoor performance use. - You can buy the professional and practical product at an and . Package list: 2 -type drum keys 1 -type drum key