I have made some apple shoot arrows, as I have two trees. They are heavier than some other woods. There are two ways to minimize the zig-zags. You can heat straighten them out somewhat, but it is slow and labor intensive. You can get the shaft straight on average, and sand out some on a belt sander. apple shafts taper quickly, so select the thin end for the nock, and sand down the thick end. Like I said, a little heavy for the spine, but they work