Pivot Tips™ Pivoting Tips Variety Pack - Fits R4 Tips (24 Tips)Designed for BB tips such as the Dentcraft R4, A1 Cory Pope Tools, Anson Pivot Pick Set. Widen and soften your tooltip when you want to push more metal without creating highs. Hayes Freeman has designed Pivot Tips for a balanced push when the angle of your tool approach is not ideal. Pushing becomes more consistent and helps prevent micro lows. Pivot Tips have a steel insert, which distributes the force of your tooltip to the entire face of the tip.