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2. Blackhawk (tools) - Wikipedia

   en.wikipedia.org/wiki/Blackhawk_(tools)

   Introduced. May 31, 1919; 104 years ago. ( 1919-05-31) Previous owners. National Hand Tool, Litton Industries, New Britain Machine Company, Applied Power Corporation, American Grinder. Website. www.stanleyproto.com. Blackhawk is an American brand of hand tools. It is currently a sub-brand of the Proto division of the Stanley Black & Decker .

3. Harbor Freight Tools - Wikipedia

   en.wikipedia.org/wiki/Harbor_Freight_Tools

   Harbor Freight Tools, commonly referred to as Harbor Freight, is an American privately held tool and equipment retailer, headquartered in Calabasas, California. It operates a chain of retail stores, as well as an e-commerce business. The company employs over 26,000 people in the United States, [4] and has over 1,500 locations in 48 states.

4. OTC Tool Company - Wikipedia

   en.wikipedia.org/wiki/OTC_Tool_Company

   OTC Tools (originally Owatonna Tool Company) is a tool and equipment manufacturer. It was founded in Owatonna, Minnesota, by Godfrey Kaplan, who operated a small machine shop there. Kaplan's son Rueben, invented the "Grip-O-Matic" universal gear puller and received his first patent. [1] The tool remains virtually unchanged to this day.

5. Jack (device) - Wikipedia

   en.wikipedia.org/wiki/Jack_(device)

   Jack (device) Jack which can lift a mobile home. A jack is a mechanical lifting device used to apply great forces or lift heavy loads. A mechanical jack employs a screw thread for lifting heavy equipment. A hydraulic jack uses hydraulic power. [1] The most common form is a car jack, floor jack or garage jack, which lifts vehicles so that ...

6. Raising of Chicago - Wikipedia

   en.wikipedia.org/wiki/Raising_of_Chicago

   Earliest raising of a brick building. In January 1858, the first masonry building in Chicago to be thus raised—a four-story, 70-foot (21 m) long, 750-ton (680 metric tons) brick structure situated at the north-east corner of Randolph Street and Dearborn Street—was lifted on two hundred jackscrews to its new grade, which was 6 feet 2 inches ...

7. Kobalt (tools) - Wikipedia

   en.wikipedia.org/wiki/Kobalt_(tools)

   Website. www.kobalttools.com. Kobalt is a line of hand and mechanics' tools, power tools, and tool storage products owned by the American home improvement chain Lowe's. It is the house brand for both Lowe's in North America and their joint venture with the now defunct Masters Home Improvement in Australia .