Endo NiTi

Contra-angles specially for nickel-titanium files

Precise, fast and efficient preparation of the root canal with 360° rotation. The extremely durable contra-angles are an example of reliability and are particularly quiet in operation.

Versatile, precise and practical

The combination of W&H Endo NiTi contra-angles with nickel titanium files achieves very best results quickly.

Your advantages at a glance

  • Small head for best possible access to the treatment site
  • Hygienically perfect, easy to use with non-slip handle
  • Thermo washer disinfectable and sterilizable
Nickel-titanium files

Nickel-titanium files

Endo NiTi*

Coupling system: Motors with ISO connection according to ISO 3964 (DIN 13.940)
Connection diameter: 20 mm

WD-73 M
REF 10217302

Contra-angle 70:1, for motor speed up to 25,000 min-1

WD-74 M
REF 10217402

Contra-angle 128:1, for motor speed up to 40,000 min-1

* Recommended root canal instruments according to EN ISO 1797-1:1995: Nickel-titanium files, suitable for 360° rotation, shaft diameter 2.35 mm (type 1)

FAQ on Products
Frequently asked questions on W&H products and helpful descriptions on the topic of hygiene and care.
Videos & Tutorials
## How to change rotary instruments

Demonstration of changing easily rotary instruments in contra-angles, handpieces and turbines.

[](https://video.wh.com/en_global/video-detail/www.wh.com/en_global/dental-products/restoration-prosthetics/)

How to change rotary instruments

Demonstration of changing easily rotary instruments in contra-angles, handpieces and turbines.

## Maintenance and preparation of dental instruments

Maintenance and preparation of dental and dental-surgical instruments and equipment.

[](https://video.wh.com/en_global/video-detail/www.wh.com/en_global/dental-products/sterilization-hygienic-maintenance/)

Maintenance and preparation of dental instruments

Maintenance and preparation of dental and dental-surgical instruments and equipment.