Hercules Offshore (HERO.DL) has historically been highly leveraged to the shallow waters of the Gulf of Mexico. That changed just a bit in 2013 which has altered our analysts' opinions of the company slightly. Hesitancy around the uncertainty regarding the company's continued relationship with PEMEX is the one thing both agree could hold Hercules Offshore back.

Imagine a company that rents a very specific and valuable piece of machinery for $41,000... per hour (that's almost as much as the average American makes in a year!). And Warren Buffett is so confident in this company's can't-live-without-it business model, he just loaded up on 8.8 million shares. An exclusive, brand-new Motley Fool report reveals the company we're calling OPEC's Worst Nightmare. Just click HERE to uncover the name of this industry-leading stock... and join Buffett in his quest for a veritable LANDSLIDE of profits!

This segment is from Thursday's edition of "Digging for Value," in which sector analysts Joel South and Taylor Muckerman discuss energy and materials news with host Alison Southwick. The twice-weekly show can be viewed on Tuesdays and Thursdays. It can also be found on Twitter, along with our extended coverage of the energy & materials sectors @TMFEnergy.

Another company involved in offshore drilling has put the fear into OPEC