First time using a mag drill so any tips or tricks would be greatly appreciated. We need to drill a handful of holes in the side of this I-beam. It is going to be a drill rail by the pool table at the #BLVD. Same establishment as the tables we are completing. What better tool to use than the mag drill. We used the drill chuck with a 1/4" bit in it to line up to my mark. I would then activate the magnetic base with the knob on the back of the unit. There were a couple of shavings from the last ho