Dentsply

ProTaper Next, Rotary Files, 31 mm, X4, Double Black, 3/Pk, PTNX431

Length
Size
 
$73.79
 
  • X4 size, 0.40 tip with 6% taper
  • 31 mm length for deep canal preparation
  • M-Wire NiTi alloy resists cyclic fatigue
  • Off-centered design enhances debris removal
  • Quantity: 3 double black-coded files per pack

The Dentsply ProTaper Next Rotary Files, 31 mm, X4, Double Black, 3/Pk are engineered for advanced canal shaping in cases where the apical foramen is larger than size 0.30. If you are thinking about what the Dentsply ProTaper Next Rotary Files 31 mm X4 Double Black is used for, it is the best Dentsply ProTaper Next Rotary Files 31 mm X4 Double Black for achieving a larger apical diameter while maintaining excellent canal centering and smooth tapering.

With a tip size of 0.40 and a 6% taper, this double black-coded file follows the X3 stage to refine the canal, improve irrigant penetration, and prepare for obturation. Built from M-Wire NiTi alloy, the X4 offers superior flexibility, enhanced fatigue resistance, and dependable strength. The patented off-centered rectangular cross-section generates a swaggering motion that minimizes wall contact, lowers torsional stress, and optimizes debris clearance.

For predictable shaping and long-lasting performance, it remains the best Dentsply ProTaper Next Rotary Files 31 mm X4 Double Black for complex endodontic cases requiring precise enlargement.