XY-3 SE XY-3 SE LD XY-3 SE 3-IN-1 - 3D printing - Dual Extruder - Laser Engraving All-in-one 3D printers, while the additional single-nozzle dual-extrusion tool head allows for color-mixing and multi-material 3D printing. And laser engraver, you can create contrasting images on fabrics, leather, plywood and acrylic materials.