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2. Punching - Wikipedia

   en.wikipedia.org/wiki/Punching

   The punch force required to punch a piece of sheet metal can be estimated from the following equation: [4] F = 0.7 t L ( U T S ) {\displaystyle F=0.7tL(UTS)} Where t is the sheet metal thickness, L is the total length sheared (perimeter of the shape), and UTS is the ultimate tensile strength of the material.

3. Hole punch - Wikipedia

   en.wikipedia.org/wiki/Hole_punch

   Three different international-standard two-hole punches. 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).

4. Template:Chess diagram - Wikipedia

   en.wikipedia.org/wiki/Template:Chess_diagram

   These templates shows a chess diagram, a graphic representation of a position in a chess game, using standardised symbols resembling the pieces of the standard Staunton chess set. The default template for a standard chess board is {{ Chess diagram }} .

5. AOL Mail

   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!

6. Chad (paper) - Wikipedia

   en.wikipedia.org/wiki/Chad_(paper)

   Chads from punched cards.Each chad is about 3 mm (1 ⁄ 8 in) long. Votomatic [1] voting machines of the type used in the 2000 election in Florida The chip (chad) receiver from a UNIVAC key punch Pouring chads from a jar at the Computer History Museum Asymmetrical chad produced by a railroad ticket punch

7. Aperture card - Wikipedia

   en.wikipedia.org/wiki/Aperture_card

   An aperture card is a type of punched card with a cut-out window into which a chip of microfilm is mounted. Such a card is used for archiving or for making multiple inexpensive copies of a document for ease of distribution.

8. 9 Items You Should Actually Store In The Freezer, According ...

   www.aol.com/9-items-actually-store-freezer...

   They can last up to 1 year or longer in the freezer, whereas they go stale faster in the fridge,” or at room temp. How to: Vacuum-seal or store in a zip-top bag (again, press as much air out as ...

9. Automatic center punch - Wikipedia

   en.wikipedia.org/wiki/Automatic_center_punch

   An automatic center punch is a hand tool used to produce a dimple in a workpiece (for example, a piece of metal). It performs the same function as an ordinary center punch but without the need for a hammer. When pressed against the workpiece, it stores energy in a spring, eventually releasing it as an impulse that drives the punch, producing ...