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2. J.H. Williams Tool Group - Wikipedia

   en.wikipedia.org/wiki/J.H._Williams_Tool_Group

   The business was relocated to Brooklyn in 1884 and took the name J.H. Williams & Co in 1887. The company was one of the first to offer mass-produced drop-forged hand tools. [3] A second factory was opened in Buffalo, New York in 1914, now the site of General Motors' Tonawanda Engine plant. [4] The company was acquired by Snap-on in 1993.

3. New Britain Machine Company - Wikipedia

   en.wikipedia.org/wiki/New_Britain_Machine_Company

   In 1957, Luther Kilness filed patent numbers 2,554,990 [4] and 2,981,389 [5] with the United States Patent Office. This design can be said to be the next evolution of the ratchet design of SK Hand Tools' Theodore Rueb. [2] This ratchet was a very successful design, lasting from its introduction in 1961 to the eventual closure of New Britain in ...

4. Proto (tools) - Wikipedia

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

   Proto was founded in 1907 by Alphonse Plomb, Jacob Weninger, and Charles Williams as the Plomb Tool Company, a small blacksmith shop making chisels in Los Angeles.In 1933, Plomb released what is commonly credited as the first combination wrench.

5. SK Hand Tools - Wikipedia

   en.wikipedia.org/wiki/SK_Hand_Tools

   Theodore Rueb, an engineer for the Sherman-Klove Company, went on to develop a new mechanism for a very successful line of ratchets, scaled from 1/4-inch drive up to 3/4-inch drive. The "round-head" ratchet has remained one of the most popular ratchet styles in the nearly nine decades since S-K's first development, and many modern ratchets are ...

6. Ratchet (device) - Wikipedia

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

   A ratchet (occasionally spelled rachet) is a mechanical device that allows continuous linear or rotary motion in only one direction while preventing motion in the opposite direction. Ratchets are widely used in machinery and tools. The word ratchet is also used informally to refer to a ratcheting socket wrench.

7. Socket wrench - Wikipedia

   en.wikipedia.org/wiki/Socket_wrench

   Pass-through sockets and ratchets are built for 1 ⁄ 4-inch, 3 ⁄ 8-inch and 1 ⁄ 2-inch sets in both SAE and metric sizes. By using a fine tooth ratchet and socket system that allow a pass-through ratchet to be used as a conventional ratchet handle with interchangeable 1 ⁄ 4-inch and 3 ⁄ 8-inch drives some ratchets can be used with ...