This week, Joe Magyer's undervalued stock pick is TD AMERITRADE(NASDAQ:AMTD), which is a baragin because it's seeing incredibly low trading volumes. An interest-rate increase could result in a spike in earnings.

Jason Moser, meanwhile, likes MSC Industrial(NYSE:MSM), calling it the "Amazon of industrial service distributors."

See the following video for the full discussion.

Ironically, Amazon (NASDAQ:AMZN)could be the biggest threat to MSC, since it has its own similar service. In fact, the company seems set on disrupting the entire retail sector. If you’re a retail investor looking to own Amazon itself or one of the companies it's taking sales from, understanding the company and its prospects is essential. That's why we've created a new premium report on Amazon, which runs through everything investors need to know about the company. Our report also has you covered with a full year of updates as key news hits. Click here now to get started.

This article represents the opinion of the writer, who may disagree with the “official” recommendation position of a Motley Fool premium advisory service. We’re motley! Questioning an investing thesis -- even one of our own -- helps us all think critically about investing and make decisions that help us become smarter, happier, and richer.