The ball bearings hammer the copper into the part ... If you have patience, you can even use electroplating as a 3D printing process.

But right now, Amazon is offering 50% off the popular Gotham Steel 20-Piece Hammered Copper Cookware Collection. Normally $400, shoppers can score the quality set for just $199, which means the ...

For those drawn to the texture of hammered copper, the Ruffoni Historia Hammered Copper Cookware ... More Set—which features lid knobs shaped like acorns—is as beautiful as it gets.