I would lean, like Steve, in the direction of the O1. Plan to do minor touch ups more frequently rather than sharpen.
Eventually, Steve, you will probably have both blades (and more!) for the low angle jack plane.
Do keep us posted both with the project and the plane.
Good luck.
Ken
Eventually, Steve, you will probably have both blades (and more!) for the low angle jack plane.
Do keep us posted both with the project and the plane.
Good luck.
Ken