hook size

[ace]

I want to make my own leaders for flies but do not know what hook size to use, #1or 2 treble with 5/0 or 4/0 octopus? I have been told either set up but not sure what to go with.

[Chromeslayer]

I tie all mine with #2 trebles and 5/0 octopus

[ Post made via Android ]

[Richard]

I have used all you discribed, depending on availability.

[traveling man]

i use #1 owners with a #5/0