W&H ENDO NiTi WD-74 M

High-precision contra-angle handpiece specifically engineered for NiTi rotary endodontics. Featuring a 128:1 gear reduction, the WD-74 M enables low-speed, high-torque operation when used with micromotors up to 40,000 rpm—ideal for controlled and safe root canal instrumentation.

Benefits & Key Features

• Ultra-high reduction (128:1) allows safe use of NiTi rotary files at low speeds with optimal torque
• Smooth and stable performance reduces instrument stress and fracture risk
• Autoclavable and thermodisinfectable design meets the highest standards of hygiene
• Transmission Ratio: 128:1 gear reduction
• Max Motor Speed: Up to 40,000 rpm (effective output ~312 rpm)
• Connection Type: ISO-standard micromotor coupling
• Head Design: Slim and angled for excellent access to all canal areas
• Material / Coating: High-quality stainless steel; corrosion-resistant and durable
• Sterilization: Autoclavable up to 135°C; compatible with thermal washer disinfectors
• Ergonomics & Safety: Lightweight construction for fatigue-free handling; secure latch-type chuck for NiTi file systems

Packaging:

• 1 contra-angle handpiece per box