CFM56-7B: How does it work?

@only_fancowl on Instagram: "For today's maintenance reel, CFM56-7B MCDs inspection (magnetic chip detector). *This is not a tutorial, it's an overview of the job, so if you don't see a step, no need to yell in the comments, it's been done. Hard to film everything at -20 celcius. Also, we get the job done with what we have, so if you don't see your fancy MCD remover tool or a composite pick, no need to jump back in the comments. I've done the job, no damages and I'm the one signing with my licen

CFM56-5B: How does it work?