so you can easily save up for new tires before your current ones wear down to the 2/32 inch threshold. Tread depth gauges typically come as either a pencil type, dial type, or digital type.

Overall, we found the SAFELIFE Digital Tire Tread Depth Gauge to be a reliable and accurate tool for measuring tire tread depth. It’s easy to use, easy to read, and easy to carry with you ...

Keep A Tread Depth Gauge In Your Car For an accurate reading of just how deep, or shallow, your tire's tread is, using a tread depth gauge is the best solution. Simply dip the gauge into the tread ...

If your tires are only partially worn, find out how much. Stick a tread-depth gauge (about $5 at auto-parts stores) into each of the grooves on all four tires, as shown in the photo below.

[John] found that a digital tire tread depth gauge can work well for this application. Many of these gauges use the same electronics as the cheap digital calipers, for which the serial protocol ...