Seen these? I encourage you to consider having a go. Guitar repairs are the reason we have kitchen benches and dining tables.
https://www.stewmac.com/Materials_an..._Bone_Nut.html
It does simplify the process, hardest part for a first timer is removing the old one cleanly. That includes paring down the heavy buildup of finish against the nut often found on mass-produced necks, and removing dead glue from the slot.