cropped-penny-232-vs-quarter-432-tread-depth-www.heyanthonyaz.com-265.jpg

Penny vs Quarter for checking tire depth

Penny @ 2/32″ vs a Quarter @ 4/32″

http://www.heyanthonyaz.com/wp-content/uploads/2013/06/cropped-penny-232-vs-quarter-432-tread-depth-www.heyanthonyaz.com-265.jpg