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  2. Monark Equipment Corporation - Wikipedia

    en.wikipedia.org/wiki/Monark_Equipment_Corporation

    Monark Equipment Corporation is a family-owned Filipino corporation, and is a dealer and importer of heavy equipment and generator sets. It is the exclusive authorized dealer of Caterpillar products in the Philippines and prominently features the Caterpillar logo and the Caterpillar Yellow livery as part of its company logo.

  3. Annular cutter - Wikipedia

    en.wikipedia.org/wiki/Annular_cutter

    An annular cutter (also called a core drill, core cutter, broach cutter, trepanning drill, hole saw, or cup-type cutter) is a form of core drill used to create holes in metal. An annular cutter, named after the annulus shape , cuts only a groove at the periphery of the hole and leaves a solid core or slug at the center.

  4. Core drill - Wikipedia

    en.wikipedia.org/wiki/Core_drill

    Truck-mounted core drill. A modern core drill is a drill specifically designed to remove a cylinder of material, much like a hole saw. The material left inside the drill bit is referred to as the core. Core drills used in metal are called annular cutters. Core drills used for concrete and hard rock generally use industrial diamond grit as the ...

  5. Jeffrey Manufacturing Company - Wikipedia

    en.wikipedia.org/wiki/Jeffrey_Manufacturing_Company

    The Jeffrey Manufacturing Company, was an American industrial equipment manufacturing company, at one time the largest producer of coal cutting machines and mining locomotives in the world. It was established in 1878 as the Lechner Mining Machine Company, based in Columbus, Ohio , and is credited with producing America's first power-driven coal ...

  6. CNC router - Wikipedia

    en.wikipedia.org/wiki/CNC_router

    The human operator selects the machine tool (such as a 1 ⁄ 4-inch (6-MM) v-bit or a 3 ⁄ 4-inch core box bit), speed, cut depth and tool path. For cut path, most machines give the options of tracing the vectors, cutting outside the vectors, or cutting inside the vectors.

  7. List of commercially available roofing materials - Wikipedia

    en.wikipedia.org/wiki/List_of_commercially...

    Thatch roofing is typically made of plant stalks in overlapping layers. Wheat straw, widely used in England, France, and other parts of Europe; Seagrass, used in coastal areas where there are estuaries such as Scotland. Has a longer life than straw. Claimed to have a life in excess of 60 years. Rye straw, commonly used in a barn.

  8. The AOL.com video experience serves up the best video content from AOL and around the web, curating informative and entertaining snackable videos.

  9. Mechanical, electrical, and plumbing - Wikipedia

    en.wikipedia.org/wiki/Mechanical,_electrical...

    Telephone wiring from the 1970s. Low voltage cables are often laid across ceiling joists and insulation in roof cavities. Three-phase power is commonly used for industrial machines, particularly motors and high-load devices. Provision for three-phase power must be considered early in the design stage of a building because it has different ...