The Key to Drum Life Like their namesake Gibraltar products are known for their solid reliability. They stand the test of time — and life on the road! So when you re looking for rock-solid hardware and dependable accessories for your drum kit do what many other Sweetwater drummers do: put your faith in Gibraltar. And when it comes to absolutely critical drum accessories the tuning key has got to be first in line. This 1/4 -socket Gibraltar Standard Drum Key fits all standard tension rods and any other hardware or percussion instruments employing 1/4 square heads.