Auto level probe E3D V6 zero x y offset

Once I added a glass plate to my heated bed I lost the use of my inductive probe, which I wasn't the biggest fan of to begin with. With no z probe I became pretty good at leveling my bed manually and quickly but would always seem to have one or two spots that were just not quite perfect usually around 0.1 - 0.15 mm different from the rest of the bed. Since my printer kit came with an extra end stop I decided to try to put it to use as a removable Z-Level probe and use z correction to try and get