The Curiously Strong Trebuchet: A Pocket Sized Medieval Siege Engine

Step 3 Cut and Drill Wood Block

First, cut a piece of wood to 1.25 x .25 x .75 inches. Then, drill one hole with a 1/8 inch bit and another hole with a 9/64 inch bit straight through the center in the manner shown below. On the 1/8 inch hole, you will need to wiggle the drill around a little bit to make it slightly bigger than 1/8 inch.