Michael Black on Audio Tape Interface Revives Microcassettes As Storage Medium.steelman on Automation Allows You To Leaf Your Plants Alone.Keep Calm And Hack On: The Philosophy Of Calm Technology 41 Comments Posted in Lifehacks Tagged dremel, keys, pocket knife, rotary tool, swiss army knife Post navigation The pin is then hammered back into place before putting the plastic trim back on. The removed blade/scissors/tool is used as a template to cut the body of the key down to size and shape. To get around this one side is ground off with a rotary tool, and the pin is then tapped out with a hammer. The blades are basically riveted on there’s a pin which holds them in and either side of it has been pressed to that it can no longer move through the holes in the frame. First the plastic trim is removed from either side of the knife. He didn’t take pictures of the process, but he did link to this unrelated guide on how it’s done.Ībout one minute into the video after the break we see each step in the build process. removed the blades from the pocket knife and replaced them with the two keys for his car (one is ignition and door locks, the other opens the trunk). It’s a way to ditch the bulky keyring for a set of fold-out keys. This isn’t a hack that shows you how to start a car without the keys.