The TMT9 Multi Tool houses an array of useful tools every drummer should have at their disposal, including a variety of hex wrenches, drum key sockets, a Phillips screwdriver, and more! The Wing Nut Loosener built into the TMT9 is a unique and very helpful tool for setting up or tearing down your kit. When a T-nut or T-bolt is over tightened, the Wing Nut Loosener makes it quick and easy to loosen them and readjust.