Originally Posted by BoilerUpXFire
Howard, the old trick is to use a penny. Google it, very easy.
Yeah I know ..... Lincolns head and such ..... I just thought a way to get the 32nds that are left ..... I'll just try a business card inserted into the tread, then mark the depth with a sharp pencil and measure it with a ruler. Getting a depth measure device is the real way to go. thanks people.