Use the MFR Laser Drill (way OP in an awesome way for sure)? Always wonder what laser focus to use to get what you want? Take a look here for the answer. :
MineFactory Reloaded - Team CoFH
Project Ozone 2 -- Ep34: Solar Laser Drill - YouTube
How To Use Industrial Foregoing Laser Drill at Charlene Haislip blog
Powering a Laser Drill to the max - Tekkit Discussion - Technic Forums