How To Drill A Perfectly Centered Hole in Metal
We've all been there. The drill is lined up, the hole is marked, but the moment the trigger is pulled, the drill bit spins off its position due to the smooth surface of the metal. But this recurrence can easily be prevented by using a Center Punch.
A Center Punch is a tool that is used to indent a dimple in your material right where you wish to bore a hole. The drill bit positions itself in the dimple and doesn't break free.
See how to use a Center Punch in this video.