Just wanted to give you guys a heads up. HF just put a digital caliper on clearance for $8.47, reg. $24.99. At my local store, there was only one left.
I checked it against my trusty ol' dial caliper and it matches exactly on small and large measurements. It even comes with a spare battery.
http://www.harborfreight.com/6-inch-...ngs-98851.html