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2. Boring (manufacturing) - Wikipedia

   en.wikipedia.org/wiki/Boring_(manufacturing)

   A part's-eye view of a boring bar. Hole types: Blind hole (left), through hole (middle), interrupted hole (right). In machining, boring is the process of enlarging a hole that has already been drilled (or cast) by means of a single-point cutting tool (or of a boring head containing several such tools), such as in boring a gun barrel or an engine cylinder.

3. Multimachine - Wikipedia

   en.wikipedia.org/wiki/Multimachine

   These cylinder-boring operations can be done in almost any engine shop and at low cost. An engine machine shop provides the most inexpensive and accurate machine work commonly done anywhere and guarantees that the spindle and overarm will be perfectly aligned and at an exact right angle to the face (head surface) of the main engine block that ...

4. John Wilkinson (industrialist) - Wikipedia

   en.wikipedia.org/wiki/John_Wilkinson_(industrialist)

   His development of a machine tool for boring cast iron cannons presaged the accurate boring of cylinders for the first Watt steam engines. He also improved the air supply for the blast furnace using a new design of bellows , and was the first to use wrought iron in canal barges.

5. Machine tool - Wikipedia

   en.wikipedia.org/wiki/Machine_tool

   James Watt was unable to have an accurately bored cylinder for his first steam engine, trying for several years until John Wilkinson invented a suitable boring machine in 1774, boring Boulton & Watt's first commercial engine in 1776. [8] [9] The advance in the accuracy of machine tools can be traced to Henry Maudslay and refined by Joseph ...

6. Boring machine - Wikipedia

   en.wikipedia.org/wiki/Boring_machine

   Boring machine may refer to: Boring machine (carpentry) A machine for boring (manufacturing) holes; Tunnel boring machine; A machine that is not very exciting. See also

7. Van Norman Machine Tool Company - Wikipedia

   en.wikipedia.org/wiki/Van_Norman_Machine_Tool...

   Van Norman #12 milling machine. The Van Norman Machine Tool Company was an American machine tool builder from late in the 19th century until the mid-1980s. The company was based in Springfield, Massachusetts, USA. Its main areas of focus were milling machines and grinding machines. The company was acquired by Universal American Corporation ...