MRC, headquartered in Houston, is the largest global industrial distributor of pipe, valves and fittings to the energy industry, based on sales.

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Industrial supplies distributor Fastenal recorded a 36.1% increase in second-quarter profit Tuesday, despite slower economic growth and continued stress on the construction industry.

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It used to be that if you walked in the door of a Cleveland industrial pump distributor, the guy at the door would lug you a big catalog in a three ring binder and let you spend 15 minutes flipping through it to see which ones you thought you might like to buy.

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