this card is the size of a credit card but has over 10 tools

1. 7 size wrench .5 in to .125
   2)hole to tie a string though to make a plum-bob their is an arrow at the bottom of the card
   3)come/ 1/8 inch increment ruler
   4)45 degree line
2. compose
   6)protractor
   7)paper clip/ bookmark
   8)Phone stand
3. letter opener
   I plan to make a set of card tools and would love ideas of stuff to put on the other ones post in the comments