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  2. Drill - Wikipedia

    en.wikipedia.org/wiki/Drill

    For much of the 20th century, attachments could commonly be purchased to convert corded electric hand drills into a range of other power tools, such as orbital sanders and power saws, more cheaply than purchasing dedicated versions of those tools. As the prices of power tools and suitable electric motors have fallen such attachments have become ...

  3. Hammer drill - Wikipedia

    en.wikipedia.org/wiki/Hammer_drill

    A corded hammer drill next to a drill bit and a chuck key. A hammer drill, also known as a percussion drill or impact drill, is a power tool used chiefly for drilling in hard materials. [1] [2] It is a type of rotary drill with an impact mechanism that generates a hammering motion.

  4. Electric motor brake - Wikipedia

    en.wikipedia.org/wiki/Electric_motor_brake

    An electric brake is commonly used in corded tools such as circular saws, miter saws, routers, bandsaws, angle grinders, and more recently, table saws. These mechanisms are designed to prevent injuries resulting from things like kickback or skin-to-blade contact. The way these mechanisms work are almost universally the same; when the trigger or ...

  5. Power tool - Wikipedia

    en.wikipedia.org/wiki/Power_tool

    Power tools are used in industry, in construction, in renovation, in the garden, for housework tasks such as cooking, cleaning, and around the house for purposes of driving , drilling, cutting, shaping, sanding, grinding, routing, polishing, painting, metalworking, woodworking, heating and more. Using hand and power tools to cut plastic ...

  6. Jackhammer - Wikipedia

    en.wikipedia.org/wiki/Jackhammer

    Hydraulic power sources are more efficient than air compressors, making the kit smaller, cheaper or more powerful than a comparable pneumatic version. Pneumatic or hydraulic tools are particularly likely to be used in underground mines where there is an explosion risk (such as with coal), since they do not require high-voltage electricity to ...

  7. Rotary hammer - Wikipedia

    en.wikipedia.org/wiki/Rotary_hammer

    A rotary hammer, also called rotary hammer drill [1] is a power tool that can perform heavy-duty tasks such as drilling and chiseling hard materials. [2] It is similar to a hammer drill in that it also pounds the drill bit in and out while it is spinning.

  8. Ultrasonic/sonic driller/corer - Wikipedia

    en.wikipedia.org/wiki/Ultrasonic/sonic_driller/corer

    The drill uses a piezoelectric actuator as its source of power, and utilizes a variety of 'horns' to vibrate, or hammer, its bit through the material. [ 1 ] [ 2 ] A prototype of the drill was first released by NASA in April 2000, which weighed 1.5 lb. (.7 kg) and had the capacity to drill half-inch holes into granite using only 10 watts of ...

  9. DeWalt - Wikipedia

    en.wikipedia.org/wiki/DeWalt

    In 1992, Black & Decker began a major effort to rebrand its professional quality and high-end power tools to DeWalt. In 1994, DeWalt took over the German woodworking power tool producer ELU, and used ELU's technology to expand their tool line. As of 2001, they manufacture and sell more than 200 hand power tools and 800 accessories. [2]

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