Premium Replacement Transmission Shaft & Middle Gear for Low-Speed Handpieces
Our professional medical-grade internal transmission shafts are micro-engineered to serve as the highly critical middle gear spindle within low-speed dental handpieces. Designed to deliver smooth kinetic power, perfect mesh tolerances, and quiet rotational stability for global dental handpiece repair centers, industrial technical component wholesalers, and manufacturing partners.
🛠️ Technical Specifications
| Technical Feature | Specifications & Parameters |
|---|---|
| Product Component | Low-Speed Handpiece Transmission Shaft / Middle Gear Spindle |
| Gear Transmission Ratio | Standard 1:1 Direct Drive Internal Configuration |
| Manufacturing Precision | Micron-Level Gear Profiles Tolerance Control (≤ 0.003mm) |
| Maximum Operating Speed | Compatible with up to 40,000 RPM E-Type Motors |
| Material Composition | Hardened Wear-Resistant Medical Stainless Steel & Copper Alloy |
| Sterilization Compliance | 100% Autoclavable & Steam-Resistant up to 134°C (273°F) |
✨ Key Product Advantages
- High-Precision Gear Profiles: CNC-ground tooth profiles provide nearly perfect alignment with the handpiece head gear and motor drive, completely avoiding rotational backlash and gear stripping under heavy loads.
- Micron-Level Concentricity Control: Manufactured to strict tolerance specifications to eliminate central runout, significantly mitigating friction wear and preserving the internal housing structure.
- Hardened Heavy-Duty Alloys: Forged from premium reinforced industrial medical alloys that prevent fatigue, easily enduring sustained high-torque clinical polishing and laboratory workflows.
- Standard Universal Dimensions: Designed to perfectly match standard international E-type contra angles and straight handpiece internal components for easy, drop-in replacement.
📦 B2B Supply Chain & OEM/ODM Customization Services
- Technician Bulk Pod Packages: Safely packaged inside individual protective plastic vials or grouped in moisture-resistant bulk trays for seamless workshop inventory management.
- Bespoke Engineering Customization: We support tailor-made shaft lengths, tooth numbers, and specific gear geometries matching custom blueprints. Please provide physical technical sheets to our sales staff.
- Global Regulatory Compliance: Produced in strict accordance with CE and ISO 13485 manufacturing frameworks, ensuring trouble-free international customs passage.
📨 Request a Bulk Quote for Repair Workshops
Searching for a premium, highly stable source of high-precision internal gears, shafts, and custom spindles to satisfy your component pipelines? Click “Inquiry Now” or contact our B2B sales office directly via sales@hangtaimedical.com to acquire our comprehensive replacement parts catalog and factory-direct tiered pricing matrix.






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