100 Floors - Floor 20Floor 20:
-Touch and drag the “repairs” sign to move it aside.
-Tap on the screw to collect it, then tap it again to select it. Tap the hole to put the screw in.
-Tap on the screwdriver to select it, tap the loose screw to tighten it.

Next Level: 100 Floors Floor 21 Walkthrough

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