Engraving requires getting rid of layers of material from the surface area employing slicing applications which include lasers or rotary carvers to make depth and texture leaving a recessed impression. Custom metallic stamping describes metallic forming procedures that need custom tooling and techniques to generate sections specified via the customer. https://jasper5vv01.wikipublicist.com/4928895/a_review_of_stamping_iron_pin_hs_code