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boring mill |
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boring mill, machine tool used to increase the size of a hole previously made in a workpiece, usually with the purpose of obtaining a required degree of finish and accuracy in the final hole. In a horizontal boring mill the workpiece is held stationary on a vertical table whose position can be adjusted. A spindle attached to a vertically adjustable head holds the cutting tool, which is fed horizontally into the work. In a vertical boring mill the workpiece is made to revolve on a horizontal circular table as the tool is fed in. boring mill [′bȯr·iŋ ‚mil] (mechanical engineering) A boring machine tool used particularly for large workpieces; types are horizontal and vertical. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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double spindle drilling system and a large floor type horizontal boring mill. The vertical boring mills, planers and horizontal mills were joined by an 18-ft-diameter vertical boring mill, a 6 x 6 x 22-ft CNC planer, a 20 x 30 x 9-ft 50-ton heat treatment furnace, and fabrication and welding facilities. BELT DRESSING Crown-NAPP BLADE BALANCERS Magna Matic Corporation BLADE SHARPENERS Magna Matic Corporation BORING MILLS Machine Tool Group BRAKE LATHES John Bean Company Star Machine & Tool Co. |
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