3000w 6000w 12000w 15000w 20000w 3015 4015 6015 6020 3000x1500 4000x1500 6000x1500 4000x2000 6000x2000 s235jr s355j2 iron 304 316 stainless steel carbon alloy titanium nickel galvanized plate sheet metal fabrication aluminum copper silicon material oem customized customizable 2d cortadora lazer metallic machining industrial machinery tools cutter equipmentcutting machine Video,China 3000w 6000w 12000w 15000w 20000w 3015 4015 6015 6020 3000x1500 4000x1500 6000x1500 4000x2000 6000x2000 s235jr s355j2 iron 304 316 stainless steel carbon alloy titanium nickel galvanized plate sheet metal fabrication aluminum copper silicon material oem customized customizable 2d cortadora lazer metallic machining industrial machinery tools cutter equipmentcutting machine Video