If it comes out the other side, you've gone too far.
Bone's harder than wood, lean into it. The skull's only a quarter-inch thick. Once you're midway through, drill in shorter bursts.
Place the drill bit against the upper left part of her forehead. About an inch above the temple. It's not going anywhere.
Place the drill bit against the upper left part of her forehead. About an inch above the temple. It's not going anywhere. [SEP] Bone's harder than wood, lean into it. The skull's only a quarter-inch thick. Once you're midway through, drill in shorter bursts. [SEP] If it comes out the other side, you've gone too far.