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  2. Hole punch - Wikipedia

    en.wikipedia.org/wiki/Hole_punch

    A hole punch, also known as hole puncher, or paper puncher, is an office tool that is used to create holes in sheets of paper, often for the purpose of collecting the sheets in a binder or folder (such collected sheets are called loose leaves). A hole punch can also refer to similar tools for other materials, such as leather, cloth, or sheets ...

  3. Punch (tool) - Wikipedia

    en.wikipedia.org/wiki/Punch_(tool)

    A drift "punch" is misleadingly named; it is not used as a punch in the traditional sense of the term. A drift punch, or drift pin, or lineup punch, is used as an aid in aligning bolt or rivet holes prior to inserting a fastener. A drift punch is constructed as a tapered rod, with the hammer acting on the large end of the taper.

  4. Punching - Wikipedia

    en.wikipedia.org/wiki/Punching

    It is the most cost effective process of making holes in strip or sheet metal for average to high fabrication. It is able to create multiple shaped holes. Punches and dies are usually fabricated from conventional tool steel or carbides; It creates a burnished region roll-over, and die break on sidewall of the resulting hole. [1] It is a quick ...

  5. Swingline - Wikipedia

    en.wikipedia.org/wiki/Swingline

    Swingline is a division of ACCO Brands Corporation that specializes in manufacturing staplers and hole punches. From its foundation in 1925, the company was located in Long Island City, Queens , New York , United States , until the plant was moved to Nogales , Mexico, in 1999.

  6. Blanking and piercing - Wikipedia

    en.wikipedia.org/wiki/Blanking_and_piercing

    Blanking and piercing are shearing processes in which a punch and die are used to produce parts from coil or sheet stock. Blanking produces the outside features of the component, while piercing produces internal holes or shapes. The web is created after multiple components have been produced and is considered scrap material.

  7. Paper drilling - Wikipedia

    en.wikipedia.org/wiki/Paper_drilling

    Paper-drilling machine. Paper drilling is a technique used in binderies for providing large quantities of paper with round holes. [1] The paper can be processed as loose leaves and in brochures (stitched, perfectly bound). [citation needed] The holes can be drilled for storage purposes, such as filing, [1] or sometimes for decorative purposes ...