Trim Stop LA-DF 500/700 - 493487 For DF 500 and DF 700Functions The DOMINO Trim Stop enables precise and repeatable mortise placement in ends of narrow workpieces, such as rails or spindles. Designed for material between 7 8 inch and 2 3 4 inch (22 mm and 70 mm) in width. Sides adjust independently for centered or off center mortising. Attaches quickly and easily to the Festool DOMINO Joiner without the need for tools. Holds narrow workpieces in place for precise and repeatable mortise placement Sides