Fly cutting a cylinder head - GIF

Fly cutting a cylinder head.

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Previously:

https://www.homemadetools.net/forum/...876#post186905
https://www.homemadetools.net/forum/...071#post149436
https://www.homemadetools.net/forum/...922#post187083
https://www.homemadetools.net/forum/...086#post141182

Not exactly sure why the operator banged his fist on the cutter bar at 0.19, maybe he saw something going on that we can't in the video.

I’m guessing a number of readers here would also enjoy Jim’s Automotive Machine Shop YouTube channel, if you aren’t already aware of it.
https://youtube.com/c/JimsAutomotiveMachineShopInc