My guess is people would just think it was a blacksmith thing since you're a blacksmith and blacksmiths use small sledge-hammers & they wouldn't give it a second thought.
I never knew what a Mjolnir was until just now when I did a google image search.
You're right Pauly, but odd things draw attention/questions. And my prefered Mjolnir looks more like an Anchor to most than a Hammer. And I was Army not Navy, lol. Being who I am, it's difficult(almost painfully so in regards to my Faith) not to answer truthfully. It doesn't help that some of our symbolism has been usurped by Ne