Drill size for M3 tap

[Busdriver 6209]

What size drill bit should I use to tap an M3 threaded hole in a soft metal such as aluminium or brass. I presume somewhere around 2.8mm?

[DeadMeat666 1675]

2.5mm is the most common size for an M3 tap.

[Busdriver 6209]

51 minutes ago, DeadMeat666 said:

2.5mm is the most common size for an M3 tap.

Perfect, thanks very much.