... 6mm 3.7P water cooling system Metal laser cutting machine Specification: Model number YAG-500-1325working area 2500×1300mmmachine ... steel, carbon steel, alloy steel, spring steel, Aluminum alloy, copper plate, Aluminum plate, gold, and silver, Titanium, other metal ... steel, carbon steel, alloy steel, spring steel, Aluminum alloy, copper plate, Aluminum plate, gold, and silver, Titanium, other metal ...