Crowbar
A heavy iron lever for prying — force applied where polite opening has failed.
A crowbar in a dream is the dream's image of force used to open what should have opened by other means. The crowbar is not for craft; it is for getting a sealed thing apart by leverage, and the surface around the seam is usually marked in the process. The dream brings the tool when something in your life — a stuck conversation, a closed institution, a sealed-off part of yourself — is going to have to be pried, and the cost is going to be visible on the surrounding wood. A crowbar used precisely is the dream telling you the leverage was applied at the right point and the damage was contained to the seam. A crowbar used in panic is the dream noting that what should have been pried in one place has been gouged across several, and the thing once open will not close back the same way.