The1064nm laseris primarily used formetal engraving(e.g., stainless steel, aluminum, gold, silver) and can also engraveleather, non-transparent acrylic, and black plastics. However, itcannot cut any material.
The blue (450nm) laseris suitable forengraving and cutting non-metal materialssuch as wood, leather, and acrylic, but itcannot engrave most bare metals.