1. Drill four 1/16-inch pilot holes through the 10-inch frame pieces, with the holes 1¾ inches from each of the four ends and centered vertically. 2. Drill a pilot hole into the center of each end of ...
In his new book Defending Your Castle, William Gurstelle shows you how to build catapults, crossbows and all the other devices you need to keep the invading hordes at bay. For this project to work ...