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  2. Bore Through Tough Concrete and Brick With These Masonry ...

    www.aol.com/lifestyle/bore-tough-concrete-brick...

    4-Cutter SDS+ Carbide Hammer Drill Bit Masonry Kit. If you plan on drilling through concrete with rebar, save yourself time and money by using these heavy-duty Milwaukee bits.

  3. Hole drilling method - Wikipedia

    en.wikipedia.org/wiki/Hole_drilling_method

    The hole drilling method of measuring the residual stresses is based on drilling a small hole in the material surface. This relieves the residual stresses and the associated deformations around the hole. The relieved deformations are measured in at least three independent directions around the hole.

  4. Pilot hole - Wikipedia

    en.wikipedia.org/wiki/Pilot_hole

    In construction, a pilot hole is a small hole drilled into a piece of construction material. Its purpose may be: to guide a larger drill to the appropriate location and ease the job of the larger drill, allow the insertion of another hole-making tool, such as a knockout punch, that will produce the final-sized hole, or

  5. Directional boring - Wikipedia

    en.wikipedia.org/wiki/Directional_boring

    Directional boring machine. Directional boring, also referred to as horizontal directional drilling (HDD), is a minimal impact trenchless method of installing underground utilities such as pipe, conduit, or cables in a relatively shallow arc or radius along a prescribed underground path using a surface-launched drilling rig.

  6. Bore Holes in Concrete, Wood, and Plastic With the Best ...

    www.aol.com/lifestyle/best-cordless-drills...

    For premium support please call: 800-290-4726 more ways to reach us

  7. Concrete leveling - Wikipedia

    en.wikipedia.org/wiki/Concrete_leveling

    In civil engineering, concrete leveling is a procedure that attempts to correct an uneven concrete surface by altering the foundation that the surface sits upon. It is a cheaper alternative to having replacement concrete poured and is commonly performed at small businesses and private homes as well as at factories, warehouses, airports and on roads, highways and other infrastructure.