Get the right accessories for use with the Makita® 5” Dust Extracting Guard (196816-1, sold separately), including the Hex Wrench (783222-4). The hex wrench is for installing, removing, and adjusting the dust extraction guard. It has a versatile L-shaped design with a long stem and ball end. It is made of high quality material for long service life. The hex wrench can install fasteners up to a 25° angle.