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  2. Screw gun - Wikipedia

    en.wikipedia.org/wiki/Screw_gun

    A DeWalt corded drywall screw gun. A screw gun is similar to a power drill, but designed specifically for driving screws. A screw gun looks like a drill, but has a "nose" instead of a chuck. The nose holds an interchangeable 1 ⁄ 4-inch (6.4 mm) shank bit, commonly known as a tip.

  3. Impact driver - Wikipedia

    en.wikipedia.org/wiki/Impact_driver

    At the same time, the striking blow from the hammer forces the impact driver forward into the screw reducing or eliminating cam out. This attribute is beneficial for Phillips screws which are prone to cam out. It is also excellent for use with the Robertson square socket head screws [2] that are in common use in Canada.

  4. Powder-actuated tool - Wikipedia

    en.wikipedia.org/wiki/Powder-actuated_tool

    As with their air-actuated cousins, powder-actuated guns have a muzzle safety interlock. If the muzzle is not pressed against a surface with sufficient force, the firing pin is blocked and cannot reach the load to fire it. This helps ensure that the gun does not discharge in an unsafe manner, causing the nail to become an unrestrained projectile.

  5. List of screw and bolt types - Wikipedia

    en.wikipedia.org/wiki/List_of_screw_and_bolt_types

    Sheet metal screws make excellent fasteners for attaching metal hardware to wood because the fully threaded shank provides good retention in wood. Twinfast screw: A Twinfast screw is a type of screw with two threads (i.e. a twin-start screw), so that it can be driven twice as fast as a normal (i.e. single-start) screw with the same pitch. [4]

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    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  7. Impact wrench - Wikipedia

    en.wikipedia.org/wiki/Impact_wrench

    A 1/2" drive pistol-grip air impact wrench. An impact wrench (also known as an impactor, impact gun, air wrench, air gun, rattle gun, torque gun, windy gun) is a socket wrench power tool designed to deliver high torque output with minimal exertion by the user, by storing energy in a rotating mass, then delivering it suddenly to the output shaft.

  8. Screwdriver - Wikipedia

    en.wikipedia.org/wiki/Screwdriver

    Screws, hence screwdrivers, were not used in full combat armor, most likely to give the wearer freedom of movement. [further explanation needed] The jaws that hold the pyrites inside wheellock guns were secured with screws, and the need to constantly replace the pyrites resulted in a considerable refinement of the screwdriver. The tool is more ...

  9. Power tool - Wikipedia

    en.wikipedia.org/wiki/Power_tool

    The cast metal housings were heavy, contributing to repetitive use injuries, as well as conductive – often shocking the user. As Henry Ford adapted to the manufacturing needs of World War II , he requested that A. H. Peterson, a tool manufacturer, create a lighter electric drill that was more portable for his assembly line workers. [ 20 ]