garandman
Bolt Gun Bodacious
Opinion: Not hand strength. If one can hold out a gallon of milk, steadily, for 10 seconds, they have what it takes.
What matters more is grip and sight technique.
Strength lends to more endurance, meaning > 20 shots.
I agree. Your average mom exerts more grip strength holding a child's arm crossing the street than is needed to cycle your average 9mm slide