Sets of 6 fine machine made non-lead crystal imported from Poland. The simple, elegant style sandblasts beautifully for a memorable gift. The sizes are approximate as our supplier doesn't list them. Red wine holds 18 oz, white 13. 50 oz, Bordeaux 23 oz.
The answer here could be a long article but in general, a rotary engraving machine is driven by compressed air which pushes a diamond or carbide tip into…