NO
no
Use a walkthrough if you're really stuck.
You use the salvage arm.
use the action replay
You can`t obtain the no excisting item, but you can use the salvage arm.
use ur boomertang
no u use a boss key
you attack them with you sword or use you arrows
You use bombs. You can throw them a the weakspots (cracks) in the wall.
X marks the spot, then use your salvage arm.
take out your shovel and use it on that patch of ground that the wind is spurting out of