OK, I'm solution-oriented.
Go to the shed, bring back a saw and a drill, and a 12mm long-series spur-bit. Cut off the hammerhead, drill out the haft centrally, and when you finally remember your cornflakes, then you can suck them up through the tube you have fabricated!

999, why on earth did did you say "Claw hammer" when you wanted a '(whatever)'?

Proofread, Gurney. Loud.