it all depends on your budget.....
advice for start to repair cell phone and not only apple :
solder iron station: minimun 70w effective with prices depend on your budget (tips series hakko 937 economic and findable )
solder air station : Quick 961 Dw reliable precise and lasting over time
Flux : do not spend 3 dollars per tube but checks on the net for best quality/price
solder paste : idem
solder wire : idem
tweezers : sturdy steel, not two-dollar iron that bends only to look at it.
jumper wire : choice isolated and not isolated 0.02 mm (check in internet for shop)
microscope : spend more and you will not wear glasses in the future ..
check image .
for the rest wait for other advice.
microscope.JPG