Quick Tip: Drill straight holes
For the novice DIY enthusiasts, drilling perfectly straight holes can be a mission. With this simple jig you can drill straight holes every time.
24/08/2017
If you don't own a drill press, by using a few lego blocks - or small scraps of timber - you can quickly make a handy jig that allows you to drill straight holes. All that's really necessary is a perfect 45-degree corner that will help you guide the drill bit at a perfectly straight angle.
instructables.com