There's a lot of money getting thrown around in the oil and gas industry. According to a recent report from Barclays, total spending in the industry is expected to surpass $700 billion in 2014. For investors who would like to cash in on these massive piles of money, it's hard to find a better stock than National Oilwell Varco (NYSE:NOV). This company's business model of supplying the oil and gas industry with every piece of equipment needed to go from exploration to completion is exactly why National Oilwell Varco is one of our favorite energy stocks. 

So what exactly is it that separates National Oilwell Varco from other oil service giants such as Schlumberger (NYSE:SLB) and Halliburton (NYSE:HAL)? Tune into the following video to find out and also learn what the departure of CEO Daniel Miller will mean for the future of the company. 

Fool contributors Aimee Duffy and Tyler Crowe have no position in any stocks mentioned. You can follow them on Twitter, @TMFDuffy and @TylerCroweFool, respectively. 

The Motley Fool recommends Halliburton, National Oilwell Varco, and Petrobras and owns shares of National Oilwell Varco. Try any of our Foolish newsletter services free for 30 days. We Fools don't all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.