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2. Punching - Wikipedia

   en.wikipedia.org/wiki/Punching

   Die and punch shapes affect the force during the punching process. The punch force increases during the process as the entire thickness of the material is sheared at once. A beveled punch helps in the shearing of thicker materials by reducing the force at the beginning of the stroke. However, beveling a punch will distort the shape because of ...

3. File:Common-hole-patterns-in-punches-and-binders.svg

   en.wikipedia.org/wiki/File:Common-hole-patterns...

   English: Common hole patterns used in ring binders and hole punches, including personal organizers. Polski: Układy otworów w segregatorach i dziurkaczach, z uwzględnieniem najpopularniejszych organizerów

4. Punch (tool) - Wikipedia

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

   A punch is a tool used to indent or create a hole through a hard surface. They usually consist of a hard metal rod with a narrow tip at one end and a broad flat "butt" at the other. When used, the narrower end is pointed against a target surface and the broad end is struck with a hammer or mallet , causing the blunt force of the blow to be ...

5. 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 ...

6. File:Hole punch workings illustration.svg - Wikipedia

   en.wikipedia.org/wiki/File:Hole_punch_workings...

   The following other wikis use this file: Usage on ast.wikipedia.org Furadora; Usage on be.wikipedia.org Дзіракол; Usage on cs.wikipedia.org

7. Blacksmith - Wikipedia

   en.wikipedia.org/wiki/Blacksmith

   Punching may be done to create a decorative pattern, or to make a hole. For example, in preparation for making a hammerhead, a smith would punch a hole in a heavy bar or rod for the hammer handle. Punching is not limited to depressions and holes. It also includes cutting, slitting, and drifting—all done with a chisel.