Copper 3.8mm diode mount for AixiZ 12x30 case, AixiZ
Y-axis Rotary Attachment for Laser Engraver - TwoTrees Official Shop
Amazon.com: Laser Rotary Roller, Laser Engraver Y-axis Rotary Roller Engraving Module for Cylindrical Objects, Compatible with Most Kinds of CNC Laser Cutter and Engraver Machine, 3D Printer Accessories
Focusable 650nm 100mW Red MTO Laser Dot Module Mitsubishi Diode w/Three-axis H | Being Patient