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EdgeFile X7 vs ZenFlex

EdgeEndo · Kerr Dental

TR

EdgeFile® X7

EdgeEndo

Fire-Wire Crown-Down Rotary

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ZenFlex™

Kerr Dental

Controlled Memory Precision

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Clinical Tip

Compare specifications above to choose the best system for your clinical case.

Specifications

Specifications comparison: EdgeFile X7 vs ZenFlex
EdgeFile X7ZenFlex
ManufacturerEdgeEndoKerr Dental
AlloyFire-Wire™ Annealed Heat-Treated NiTiHeat-Treated NiTi (Controlled Memory)
Heat TreatmentFire-WireCM-Wire
MotionContinuous RotationContinuous Rotation
Files1410
Taper4%, 6%4%, 6%
Cross-sectionParabolic / variable diamondTriangular
Speed300 RPM500 RPM
Torque300 Ncm1–3.5 Ncm
Use TypeSingle-useSingle-use

Best For

EdgeFile X7

crown-down rotary with enhanced fatigue resistancedual taper versatility (.04/.06)mid-cost North American market

ZenFlex

minimally invasive shapingcontrolled-memory flexibilitydual taper strategy (.04/.06)

Key Features

EdgeFile X7

Fire-Wire AHT provides 5x cyclic fatigue resistance vs WaveOne Gold with no shape memory for canal-contouring flexibility

ZenFlex

Violet oxide surface with 1mm flute diameter for minimally invasive shaping and excellent flexibility