Quarton Laser Module VLM-635-58 LPO-D60-F10 Red Crosshair Laser Module Fan Angle 60° Uniform Line, Class I Laser, Less Than 0.39mW (Focus: 10cm): Amazon.com: Industrial & Scientific
Laser cross hair tool position.
Crosshair Laser Locator
Crosshair laser for DIY CNC
Set 12*42 635nm 10mw Line Laser Red Locator Laser Module Line Pointer For Embroidery Machine Parts Fabric CNC Cutting Positioner|Woodworking Machinery Parts| - AliExpress