The processing of gemstones is a high level of craftsmanship, which, however, does not do without precise mechanical manufacturing, as Herbert Stephan...
Is there a reason to celebrate, not only pop the champagne corks, but also hiss various bottle caps with increasingly popular mixed drinks. In order...
A metal foundry manufactures e.g. flywheels for use in the automotive industry. After the metal has been cast, the blanks are mechanically processed...