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NN's three manufacturing segments deliver a huge line of precision metal components and assemblies for diverse, global markets. NN makes precision steel balls and rollers for bearing makers; carmakers; drilling bit makers who extract water, oil and gas, and minerals; and OEMs of stainless steel valves and pumps. It also produces precision bearing seals, metal and plastic retainers for ball and roller bearings, and molded plastic products for automotive, electronic instrument, and fluid control industries. NN's top 10 customers, including SKF, Schaeffler, SNR, Emerson, and Timken, generate over 75% of sales. SKF accounts for 40% of sales.

Orbit Irrigation believes that you should spray it and not say it. Orbit Irrigation makes irrigation products such as sprinklers, timers, and valves for the residential and commercial markets. Orbit also makes low volume and micro irrigation products that focus on conserving water. The company's brands include SunMate, Arizona Mist, DripMaster, and WaterMaster. Its more than 2,000 products are sold globally in more than 40 countries. Orbit has manufacturing facilities in the US and in China. Products can be found in retail stores such as Home Depot and Wal-Mart. Holding company Pro-Mark owns Orbit Irrigation.

Porter-Cable tools are picked up by handymen and women, professional woodworkers and construction workers, and electricians and plumbers. The company manufactures electric tools (tabletop saws, bench top planers, and radial drill presses), cordless tools (drills and drivers, and combo kits), air tools (hammers, wrenches, nailers, and spray guns), and related accessories. In 2000 Porter-Cable merged with sister company Delta Machinery. Black & Decker, which later merged with The Stanley Works to become Stanley Black & Decker, scored Porter-Cable from Pentair in 2005.

Professional Tool Manufacturing makes drill bit sharpeners, accessories, and replacement parts. It has sold more than 2.5 million Drill Doctor products since its debut in 1997. They're sold through such retailers as Sears, Home Depot, and Lowe's throughout North America and overseas. The Drill Doctor is available in four models. Smaller models include the DD350X, designed for homeowners and weekend craftsmen, and the XP Series, for the serious do-it-yourselfers. The DD500X and the DD750X are both shop models made for heavy-duty use. Parts made by the company include chucks and sharpening wheels.

Q.E.P makes and distributes hardwood flooring and flooring installation tools (including trowels, wet saws, and carpet trimmers) for professionals and do-it-yourselfers. It sells more than 3,000 flooring products, mainly for installing marble, carpet, ceramic tile, and drywall, under the QEP, Capitol, ROBERTS, Elastiment, and Tarkett brands, among others. Q.E.P. makes about 25% of its products and acquires the rest from about 200 suppliers. Its customers include retailers and distributors to the home improvement, hardware, and construction trades primarily in the US. The family-run company was founded by chairman and CEO Lewis Gould in 1979.

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