True utility keytool description the keytool simply wraps stylishly around any standard door key and uses the actual door key to increase leverage for the bottle opener and for the 3 different sizes of screwdriver including the essential eyeglass screwdriver it also includes a nail file nail cleaner thread cutter and even a pair of tweezers it is crafted from 422 grade stainless steel looks great works brilliantly and takes up no room in your pocket whatsoever features bot