iGaging T26545 - Digital Wood Thickness Gauge 0-6" 1/64" with Plastic Handle

This digital outside diameter caliper can also be used to measure the wood's thickness with an alloy, chrome-finished jaw that is easy to use and to carry. Spring-loaded travel and firm lock with a hold function allows you to read in inches, metric, and fractional with a large, clear LED display. Accuracy is ±0.01" and uses 3V CR2032 batteries, included.