CNC 3D ENGRAVING MACHINING PROCESS In our 3D engraving machining process, the four axis, combined with four-axis simultaneous motion, allows for enhanced movement beyond the traditional XYZ directions. This set up is capable of machining part wit complex geometries and GD & T. Home » Precision Machining » CNC 3D ENGRAVING MACHINING PROCESS Max. capability size:To be consulted with us for individual case.Material: Aluminum: AL2024, AL5052. AL6061, AL6082, AL7075For material not listed above, please consult with us. FRAME FOR AIRSOFT CHASSIS FOR AIRSOFT FLAT FOR AIRSOFT