It’s not usually necessary to remove master or wheel cylinders to hone and rebuild them.
Sometimes better to leave them installed if removing might lead to more work than you’re prepared for.
Alternatively often easier to just remove them and work on things on the bench and get a better view.

•1951 GMC 250 in the Project Journals
•1948 Chevrolet 6400 - Detroit Diesel 4-53T - Roadranger 10 speed overdrive - 4 wheel disc brakes
•1952 Chevrolet 3800 pickup
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"First, get a clear notion of what you desire to accomplish, and then in all probability you will succeed in doing it..." -Henry Maudslay-