Combination Lock Pen

Are you tired of people stealing your pens. You need to write something down, but you can't find your pen anywhere. Here is one solution. This pen has a combination lock on it, so others cannot use your pen without the right code. Materials needed:PLAInk tube from a basic clicking penknife or tool to clean up the pieces before assemblySuper glue To assemble the pen:trim about 1cm off the empty end of the ink tube.print the inside first. Pause the printer at layer 31 with 0.12mm layers, and insert the ink tube with one tab pointing downwards into the slot and the other tab facing upward.Print the rest of the pieces necessary. (You only need to print 3 out of 10 of the plates with the numbers you want for your combination.)Clean all of the supports off the pieces and make sure the inside piece is nice a round so it fits inside the outer piece.Insert the inside piece into the outside piece and make sure everything more smoothly.Carefully glue the end piece onto the outer piece by turn