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  2. Screw extractor - Wikipedia

    en.wikipedia.org/wiki/Screw_extractor

    Spiral flute screw extractors. A spiral screw extractor is itself a coarse-pitched tapered screw thread. They are generally left-handed, for use on right-handed threads, though there are right-handed extractors for removing left-handed screws. The screw is first drilled out to the proper diameter for that

  3. Drill bit - Wikipedia

    en.wikipedia.org/wiki/Drill_bit

    An 1/8 inch left-hand drill bit. Left-hand bits are almost always twist bits and are predominantly used in the repetition engineering industry on screw machines or drilling heads. Left-handed drill bits allow a machining operation to continue where either the spindle cannot be reversed or the design of the machine makes it more efficient to run ...

  4. Reamer - Wikipedia

    en.wikipedia.org/wiki/Reamer

    Chucking reamers, or machine reamers, are the most common type of reamer used in lathes, drill presses, and screw machines that provide a smooth finish to the hole. They come in a variety of flutes and cuts (e.g. right hand cut, left hand spiral, straight flute) as well as different shank types.

  5. List of screw drives - Wikipedia

    en.wikipedia.org/wiki/List_of_screw_drives

    A version with left-hand threads is called an Opsit screw, where unscrewing can be done by turning the screwdriver clockwise, which is the opposite of tri-wing and regular screws. [ 93 ] [ 94 ] The design was adopted by some parts of the aerospace industry, led by Lockheed in the early 1970s on the L-1011 , but met with mixed results due to ...

  6. Irwin Industrial Tools - Wikipedia

    en.wikipedia.org/wiki/Irwin_Industrial_Tools

    Irwin Industrial Tools is an American manufacturer and distributor of hand tools and power tool accessories. It is owned by Stanley Black & Decker . It is best known for producing Vise-Grip locking pliers .

  7. Trump sticks to spicy holiday tradition as he wishes ‘Radical ...

    www.aol.com/trump-wishes-happy-thanksgiving...

    President-elect Donald Trump wished everyone, including the "Radical Left Lunatics" a Happy Thanksgiving while trumpeting his landslide victory in this year's election in a post Thursday morning.

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