Fret Slots with Arc in YZ axis

Fret seating problem fret slot depth Fret slots are deeper than fret tangs? Not a big deal But if want to fill those areas, get a small piece of rosewood (or something equally fret slot saw Buy Stewmac Binding Bit here VyJ93M Buy Stewmac Fret Slotting

fret slot width It currently has the original vintage fretwire with tang depth around 060 I would like to install jumbo EVO 57110 fretwire but it has tang