Evans Compact Flip Drum Key Price $24.95 The evans compact flip drum key is a unique design to minimize the size of the drum key. The is ia a high quality drum key. The end chain that clips on for convenient carrying is easily detached by pressing the end of the key. This is so you do not have to unhook it and have the chain in the way when changing a drum head. If you have any questions about this drum key then just click the email us link below. Email Us: