How to Make a 13 mm Hole With a 1/2″ Drill Bit - As everyone knows, no matter how many drill bits one owns, one inevitably needs a ... - https://hackaday.com/2025/03/29/how-to-make-a-13-mm-hole-with-a-1-2-drill-bit/ #toolhacks #tinfoil #resize #drill #13mm
