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2. Stamping (metalworking) - Wikipedia

   en.wikipedia.org/wiki/Stamping_(metalworking)

   Stamping (also known as pressing) is the process of placing flat sheet metal in either blank or coil form into a stamping press where a tool and die surface forms the metal into a net shape. Stamping includes a variety of sheet-metal forming manufacturing processes, such as punching using a machine press or stamping press , blanking, embossing ...

3. Bar stock - Wikipedia

   en.wikipedia.org/wiki/Bar_stock

   Bar stock, also (colloquially) known as blank, slug or billet, [1] is a common form of raw purified metal, used by industry to manufacture metal parts and products. Bar stock is available in a variety of extrusion shapes and lengths. The most common shapes are round (circular cross-section), rectangular, square and hexagonal.

4. Blanking and piercing - Wikipedia

   en.wikipedia.org/wiki/Blanking_and_piercing

   The shaving process is a finishing operation where a small amount of metal is sheared away from an already blanked part. Its main purpose is to obtain better dimensional accuracy, but secondary purposes include squaring the edge and smoothing the edge. Blanked parts can be shaved to an accuracy of up to 0.025 mm (0.001 in). [4]

5. Are Blank Coins Valuable? If You Can Find One, It Could Be ...

   www.aol.com/finance/blank-coins-valuable-one...

   According to a 2021 article on The Spruce Crafts website, most blank coins are worth a few dollars if they are “clad,” meaning they feature multiple layers of metal such as copper and nickel.

6. Coining (mint) - Wikipedia

   en.wikipedia.org/wiki/Coining_(mint)

   Striking a coin refers to pressing an image into the blank metal disc, or planchet, and is a term descended from the days when the dies were struck with hammers to deform the metal into the image of the dies. Modern dies made out of hardened steel are capable of producing many hundreds of thousands of coins before they are retired and defaced.

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