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  2. Grinding (abrasive cutting) - Wikipedia

    en.wikipedia.org/wiki/Grinding_(abrasive_cutting)

    The tolerances that are normally achieved with surface grinding are ±2 × 10 −4 inches (5.1 μm) for grinding a flat material and ±3 × 10 −4 inches (7.6 μm) for a parallel surface. [4] The surface grinder is composed of an abrasive wheel, a workholding device known as a chuck, either electromagnetic or vacuum, and a reciprocating table.

  3. Tool and cutter grinder - Wikipedia

    en.wikipedia.org/wiki/Tool_and_cutter_grinder

    View of a typical setup on a T&C grinder. A Tool and Cutter Grinder is used to sharpen milling cutters and tool bits along with a host of other cutting tools.. It is an extremely versatile machine used to perform a variety of grinding operations: surface, cylindrical, or complex shapes.

  4. Angle grinder - Wikipedia

    en.wikipedia.org/wiki/Angle_grinder

    Angle grinder. An angle grinder, also known as a side grinder or disc grinder, is a handheld power tool used for grinding (abrasive cutting) and polishing.Although developed originally as tools for rigid abrasive discs, the availability of an interchangeable power source has encouraged their use with a wide variety of cutters and attachments.

  5. Drill - Wikipedia

    en.wikipedia.org/wiki/Drill

    A hand-held corded electric drill A lightweight magnetic-mount drill. A drill is a tool used for making round holes or driving fasteners. It is fitted with a bit, either a drill or driver chuck. Hand-operated types are dramatically decreasing in popularity and cordless battery-powered ones proliferating due to increased efficiency and ease of use.

  6. 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.

  7. Glossary of rail transport terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_rail_transport...

    Rail transport terms are a form of technical terminology applied to railways. Although many terms are uniform across different nations and companies, they are by no means universal, with differences often originating from parallel development of rail transport systems in different parts of the world, and in the national origins of the engineers and managers who built the inaugural rail ...

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  9. Wikipedia:Vital articles/List of all articles - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:Vital_articles/...

    (2,878) T Tauri star · T cell · T-Series (company) · T-shirt · T-square · T-top · T. Allston Brown · T. Berry Brazelton · T. Boone Pickens · T. E. Hulme · T. E. Lawrence · T. H. Green · T. H. White · T. Nelson Downs · T. S. Eliot · T.A.T.u. · TGV · TIFF · TLC (group) · TNT · TNT equivalent · TRAPPIST-1 · TRS-80 · TSMC · TU Dresden · TV Guide · TVXQ · TW Hydrae · Ta ...