KaVo 31E 4:1 Prophy Reduction Smart Series Attachment Slowspeed Handpiece for Snap on or Screw in KaVo 31E 4:1 Prophy Reduction Smart Series Attachment Slowspeed Handpiece for Snap on or Screw in shown with prophy cup -- Talk About Us -- Post navigationPrevious post: KaVo 31E 4:1 Prophy Reduction Smart Series Attachment Slowspeed Handpiece For Snap On Or Screw In – This Item is being discontinued 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.