Check the listing for details. Obtura Spartan CPR Endodontic Ultrasonic Tips (8 Models). Condition: New. Listed at 69.00 USD. Refer to main photos for details of each model!! Designed for retreatment.CPR 1 “The Mover” – Tip used to vibrate posts and cores, and aid in crown & bridge removal.May be used directly on the post or indirectly to vibratea post removal deviceWater port to offset heat generated by vibrating posts17.0 mm lengthCPR 2D “The Workhorse” – This versatile, durable tip provides enhanced energy for removal of core materials.Chasing calcified canalsUncovering hidden orificesEliminating materials extending below the orificeDiamond coatedWater port17.0 mm length CPR 3D “The Problem Solver (Small)” – Smaller taper sub-orifice tip used to remove obstructions in the canal with a 17.0 mm working length.Chasing calcificationsSmaller taper than the CPR-2DTroughing around postsVibrates MTA and helps it flowprecisely into placeDiamond coatedWater port17.0 mm lengthCPR 4D – “The Problem Solver (Medium)” -Smaller taper sub-orifice tip used to remove obstructions in the canal with a 19.0 mm working length.Chasing calcificationsTroughing around postsVibrates MTA and helps it flowprecisely into placeDiamond coatedWater port19.0 mm lengthCPR 5D – “The Problem Solver (Large)” – Longer taper sub-orifice tip used to remove obstructions in the canal with a 24.0 mm working length.Chasing calcificationsTroughing around postsVibrates MTA and helps it flow precisely into placeFor use on low-intensity onlyDiamond coatedWater port24.0 mm lengthTitanium CPR 6, 7,8 – Combines the flexibility & strength of titanium alloy with the proven cutting ability of a CPR tip.Extremely thin and active tipsWork deep in the canal to remove obstructionsHighly sensitive and powerful tips that will hold their bend in the canalFlexibility allows you to navigate around curves easilyWater portsWorking lengths 20.0 mm (Purple), 24.0mm (Blue), 27.0mm (Bronze)Set of CPR #1-5 – CPR 1, CPR 2D, CPR 3D, CPR 4D, CPR 5D