Swordtail Males In A Tank Together?

[*Fishkies*]

How many male swordtails can you keep together without each biting their swords off?
Like how much space does each male need to himself??

 

[helterskelter]

Males dont like to many other around 2-3 to a good size tank or 1 male per square foot od surface area

 

[*Fishkies*]