TWO NORTON 1600 Permanent Closer Templates : REGULAR AND PARALLEL ARMS. (REG and PA) TWO NORTON 8000 Permanent Closer Templates : REGULAR AND PARALLEL ARMS. (REG and PA) Now you no longer need to fold and crease paper and deal with it shifting either. Permanent templates are a must for the Door Pro who want to work more efficient, be more productive with more consistent closer layouts. Layout and Drill for Closers BEFORE you swing the Doors using our Permanent Templates. These Templates also work great while the door is swinging too ! ALL TEMPLATES HAVE ALL DEGREES ON THEM !! U.S. PATENT # D563803S