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The tools comprised in the first division of boring tools are bradawls, gimlets, and augers. These tools are, for the most part, extremely simple in construction, the bradawl being a piece of ... ... The Bit-brace or Stock-and-Bit, is the principal boring tool, and, indeed, the only tool of this kind with which the...
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chestofbooks.com/home-improvement/Household-Companion/P...
chestofbooks.com/home-improvement/Household-Companion/Practical-Mechanics/Boring-Tools.html
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Fig. 128. General Form of Boring Tool. ... The shape of the cutting edge is practically the same as that of the tools for turning, except that the boring tool must have more clearance to avoid striking the work. Therefore, with the same solid angle, the tool will have less rake.
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chestofbooks.com/home-improvement/workshop/Machine-Shop...
chestofbooks.com/home-improvement/workshop/Machine-Shop-Work/Boring-Tools.html
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adze : a tool, like an ax, used for chipping or slicing away the surface of wood. ... auger : a carpenter's tool for boring holes in wood. ... bevel square : a joiner's and mason's tool, used for setting off angles.
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www.pilgrimhall.org/tools.htm
www.pilgrimhall.org/tools.htm
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The boring tools in the sets on this page are intended primarily for use with Criterion Boring Heads. Each tool has a milled set screw flat to permit the cutting edge to be placed on exact centerline when the tool is secured in the head.
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www.criterionmachineworks.com/Catalog/boretoolsets.htm
www.criterionmachineworks.com/Catalog/boretoolsets.htm
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An apparatus and method for determining a location and an orientation of an underground boring tool by employment of a radar-like probe and detection technique. The boring tool is provided with a devi ... The signature signal produced by the boring tool may be generated either passively or actively, and may be a microwave or...
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www.freepatentsonline.com/6435286.html
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The invention relates to a boring tool that includes a boring bar having a center axis which at a top portion of the bar is arranged to be connected to a machine tool, and which at a bottom portion of ... What is claimed is: 1. A boring tool comprising a boring shank having a center axis, a top portion which is arranged...
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www.freepatentsonline.com/6575675.html
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NEW INSTRUMENTS, MATERIALS AND TOOLS ... J. E. Baty and Co., Ltd. 1945 J. Sci. Instrum. 22 77-78 doi: 10.1088/0950-7671/22/4/411 ... PDF (312 KB)
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www.iop.org/EJ/abstract/0950-7671/22/4/411
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The patent describes a boring tool provided with a centering detector onto which a laser beam is directed. Deviation of the boring tool is detected and fed to a control unit and servo device which operates a pair of pusher pads to direct the boring tool back onto center. ... Accession Number : AD0164239...
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stinet.dtic.mil/oai/oai?verb=getRecord&metadataPrefix=h...
stinet.dtic.mil/oai/oai?verb=getRecord&metadataPrefix=html&identifier=AD0164239
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A bi-axial active boring tool for chatter mitigation ... This paper summarizes results of metal cutting tests using an actively damped boring bar to suppress regenerative chatter. PZT stack actuators were integrated into a commercially available two-inch diameter boring bar to suppress bending vibrations.
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www.osti.gov/bridge/product.biblio.jsp?osti_id=674594
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