TIL you can use more than 4 Industrial Foregoing laser drills per base (direwolf20 1.6) : r/feedthebeast
Top Quality 3d Dynamic Focus Fiber Laser Engraving And Marking Machine 20w 50w Stereo Engraving With Rotating Axis Ruike System - Wood Router - AliExpress
Use the MFR Laser Drill (way OP in an awesome way for sure)? Always wonder what laser focus to use to get what you want? Take a look here for the answer. :
VIDEOJET FOCUS S25 Laser Marking Machine for Parts or Repair PRICE REDUCED! | eBay
Laser Drill - Feed The Beast Wiki
Test on MFR Laser Drill RF consumption : r/feedthebeast
FTAR 014A000 | Baumer Reflector for Use with Retro-Reflective Sensors | RS