Christmas Gifts & CraftsChina Portable 30W Metal Fiber Laser Marking Engraving Logo Printing Machine with Optional 3D Autofocus Rotary Axis for Jewelry Pigeon Ring, Find details about China Industrial Laser Marking Machine, for Plastic Aluminum Stainless from Portable 30W Metal Fiber Laser Marking Engraving Logo Printing Machine with Optional 3D Autofocus Rotary Axis for Jewelry Pigeon Ring