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A roller-cone bit is a drill bit used for drilling through rock that features 2 or 3 abrasive, spinning cones that break up rock and sediment as they grind against it. Roller-cone bits are typically used when drilling for oil and gas. [1] A water jet flowing through the bit washes out the rock in a slurry. [2]
The company was established in December 1908 [1] as Sharp-Hughes Tool Company when Howard R. Hughes Sr. patented a roller cutter bit that dramatically improved the rotary drilling process for oil drilling rigs. He partnered with longtime business associate Walter Benona Sharp to manufacture and market the bit.
Scoring gauges are tools used in shooting sports to determine the precise position of a bullet hole on a shooting target, and hence its scoring value. There are mainly two types of scoring gauges used for paper and cardboard targets, either the " cone shaped" tool or a transparent overlay.
The "cone of shame," which is really called a recovery cone, was designed to prevent dogs from licking surgical wounds. "While these cones are not very fashionable and make the dogs sad ...
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The semi-wadcutter consists of a conical section that comes to a smaller flat point and a thin sharp shoulder at the base of the cone. The flat point punches a hole, and the shoulder opens it up cleanly. For steel targets, the concern is to provide enough force to knock over the target while minimizing the damage to the target.
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The manufacturing operations of Hughes' Sharp-Hughes Tool Company at 2nd and Girard Streets in Houston, Texas. Hughes Sr. married Allene Stone Gano, on June 24, 1904, in Dallas County, Texas, and engaged in various mining business endeavors before capitalizing on the Spindletop oil discovery in Texas, as a result of which he began devoting his full time to the oil business.