This is a unique gift idea for the man in your life.
Amazon has this Credit Card Size Survival Pocket Tool for $1.35 with FREE shipping right now.
Includes a can opener, knife edge, screwdriver, ruler, cap opener, 4-position wrench, butterfly screw wrench, saw blade, direction ancillary wrench, 2-position wrench, and a keychain hole. Comes with a pouch.
Pretty nifty.
Pricing was current when the post was published, however Amazon prices change often, so please check before you buy.