For rows of round holes, turn to a square
A modified drywall t-square substitutes for a commercial shelf-pin jig.
How do I make a large hole?
Whats the best way to make a hole larger than my largest holesaw?
Masking tape works—if you flag it
There’s nothing new about using masking tape on a bit to indicate drilling depth, but it can be difficult to tell when that tape sleeve hits the workpiece.
Fine 'tune' drill bit angle using a CD
To drill perpendicular holes with a handheld drill, here’s an inexpensive solution.
