What is it? Set 401
 

2319: a bottoming saw, used to make box joints or dovetails; rip down with
the tip, then crosscut by saw strokes nearer the handle

Roy Underhill has one of these...

2320: an alcohol moistener for swabs or gauze sponges; just
hold the swab to the tip and push down: instant wet wipe for
the next blood donor's arm.