Sometimes yes, we wallers do use hammers and chisels, and then sometimes (thankfully, rarely) bad things happen to good wallers.
It's the price you pay as you're...
pounding along the 'inflammation highway'.
It's known as...
The ring of fire.
The bruise peninsula
All's swell that ends welt
A lesion to you
A 'lump' hammer.
A welcome to the 'whack-it' club