... laser cutting machine (USD22-USD35 per hour)6. Low follow-up maintenance cost: only 1/10-1/ ... metal billboard, metal advertising letter, sheet metal structure, high-low voltage electric cabinet, textile machinery, kitchenware, metal artwork, ... high ratio of interest.Mild steel plate laser cutter applicable materials:Stainless steel, carbon steel, alloy steel, spring steel, copper sheet, aluminum sheet, ...