Cutting and grinding discs for dental applications; cut-off and abrasive wheels for dental purposes; dental and medical drill bits for cutting teeth or bone; dental burrs; dental drill bits used in dental motors to enable dentists to cut or drill teeth; dental drills; drilling jigs for surgical and dental applications; drills for dental applications; drills for dental use; [ milling apparatus for dental purposes; ] orthodontic [ machines and ] instruments for dental purposes; dental instrumen...