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  2. Concrete saw - Wikipedia

    en.wikipedia.org/wiki/Concrete_saw

    A concrete saw (also known as a consaw, road saw, cut-off saw, slab saw or quick cut) is a power tool used for cutting concrete, masonry, brick, asphalt, tile, and other solid materials. There are many types ranging from small hand-held saws, chop-saw models, and big walk-behind saws or other styles, and it may be powered by gasoline, hydraulic ...

  3. Disc cutter - Wikipedia

    en.wikipedia.org/wiki/Disc_cutter

    Cutting sheet metal, sizing metal stock for welding, cutting a weld to re-weld it, and cutting and notching steel pipe are just a few examples. Die grinders and chop saws are other common tools used with cutting discs. Smaller projects and smaller or more precise cuts may require a die grinder equipped with a cutting wheel. These cutting wheels ...

  4. Hydrodemolition - Wikipedia

    en.wikipedia.org/wiki/Hydrodemolition

    Cold cutting can be used to cut steel, concrete and other materials with the addition of an abrasive feed at the nozzle. Cold cutting is especially useful for cutting of pipes, vessels and tanks in areas where there is a requirement for no sparks or heat generated, such as chemical plants, oil rigs, or even residential neighborhoods, due to the ...

  5. Core drill - Wikipedia

    en.wikipedia.org/wiki/Core_drill

    This is the reason that diamond-tipped core drills are commonly used in construction to create holes for pipes, manholes, and other large-diameter penetrations in concrete or stone. Core drills are used frequently in mineral exploration where the drill string may be several hundred to several thousand feet in length. The core samples are ...

  6. Abrasive saw - Wikipedia

    en.wikipedia.org/wiki/Abrasive_saw

    Steel cut-off saw for workshop use Cutting heavy steel cable with a Husqvarna freehand saw US Navy diver preparing to use an abrasive saw for underwater salvage. An abrasive saw, also known as a cut-off saw or chop saw, is a circular saw (a kind of power tool) which is typically used to cut hard materials, such as metals, tile, and concrete.

  7. Trump tariffs rattle small business owners already dealing ...

    www.aol.com/trump-tariffs-rattle-small-business...

    Sandra Payne, owner of Denver Concrete Vibrator, imports steel and other raw materials for her business. Her company makes tools to settle concrete and other industrial tools.

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  9. Pavement milling - Wikipedia

    en.wikipedia.org/wiki/Pavement_milling

    The majority of milling machines use an up-cut setup which means that the drum rotates in the direction opposite that of the drive wheel or tracks, (i.e. work surface feeds into the cut). [11] The speed of the rotating drum should be slower than the forward speed of the machine for a suitable finished surface. [2]