NSK AR-YS Prophy Screw Type slowspeed dental handpiece Head NSK AR-YS Prophy Screw Type slowspeed dental handpiece Head shown on white background -- Talk About Us -- Post navigationPrevious post: NSK AR-YS Prophy Screw Type Head Leave a Reply Cancel replyYou must be logged in to post a comment. This site uses Akismet to reduce spam. Learn how your comment data is processed.