Easy assembly via FastFix interface. Adjustable screw depth. Also allows for unscrewing screws without removing the attachment. Features a 1/4" internal hex socket for the use of standard bits. Maximum usable screw head diameter is approximately 11 mm. The depth stop can be used with all drill and impact drill screwdrivers with FastFix interface and bayonet lock. With the adjustable depth stop, repetitive screw fastening with consistent screw depth is simple and straightforward. The narrow tip provides good visibility of the screw area. The depth stop is particularly well-suited for fastening drywall panels.