Sheetrock Dimpler Drywall Screw Setting Tool - #2 Phillips The Dimpler ️ screw setter bit is pre-set to countersink screws to the perfect depth in drywall. Automatic clutch release eliminates drywall tear-out. The Dimpler️ is reversible with a quick push-in turn-to-lock feature for screw removal. Features: Automatic clutch release eliminates drywall tear-out Pre-set to drive screws to perfect depth Reversible with push-in turn-to-lock feature Can be used to install or remove drywall screws