The VK-MM5E is a high-performance portable brushless micromotor built for professionals who demand precision and reliability. Whether in a dental clinic, a nail salon, or a jewelry workshop, this versatile tool delivers consistent power in a compact, cable-free design.
Key Features
High-Torque Brushless Motor
Experience smooth, quiet, and powerful operation with speeds up to 35,000 RPM for stable grinding, polishing and engraving tasks.
Intelligent Control & Safety
Equipped with a smart chip that monitors performance and provides real-time alerts for Over-Current, Over-Temperature, and Low Battery protection.
Extended Battery Life
The high-capacity 2600mAh lithium battery ensures long-lasting operation for uninterrupted daily workflows.
Intuitive Interface
A clear speed indicator and multi-function knob allow for precise speed adjustments and easy power management.
Reversible Rotation
Seamlessly switch between Forward and Reverse directions to suit different processing tasks and operating habits.
Product Specifications
To suit your specific needs, we offer two handpiece configurations: the standard VK-MM5 and the ultra-lightweight VK-MM5E.
| Feature | Control Box (Main Unit) | VK-MM5 Handpiece | VK-MM5E Handpiece |
|---|---|---|---|
| Max Speed | — | 35,000 RPM | 35,000 RPM |
| Torque | 4.2 N.cm | 4.2 N.cm | 4.2 N.cm |
| Battery Capacity | 2600 mAh | — | — |
| Weight | 322g | 162g | 120g |
| Dimensions | 132.5 x 70 x 32 mm | 139 x 18.5 mm | 106 x 19 mm |
| Rated Voltage | 12.6V | 12.6V | 12.6V |
| Charger Input | 100-240V 50/60Hz | — | — |
Versatile Applications
The VK-MM5E series is engineered for excellence across multiple industries:
- Dental: Precise grinding and polishing for dental restoration and lab processing.
- Manicure & Pediatry: Professional nail care, nail shaping and callus removal.
- Jewelry & Handicrafts: Intricate carving, engraving, trimming and surface finishing.
Reliability & Warranty
- Control Box & Charger: 24-Month Limited Warranty
- Handpiece: 12-Month Limited Warranty (excludes consumable parts such as bearings and rotors)
Maintenance Tips for Longevity
- Keep the handpiece free of dust and debris to prevent internal wear.
- If not in use for more than two months, fully charge the battery before storage and maintain charging every two months.
- Use a cloth moistened with alcohol for external cleaning; avoid injecting oil or water into the handpiece.
Company Profile
Shanghai Craftro Tech Co., Ltd. is a professional manufacturer specializing in the R&D and production of precision grinding systems, including desktop grinding machines, portable micromotors, handpieces, and a full range of grinding and polishing burs.
Founded in 2017 and located in Jinshan District, Shanghai, we are recognized as a National High-Tech Enterprise, supported by strong in-house R&D capabilities and a modern 3,700 m² manufacturing facility. Our production operates under strict quality management systems, with ISO9001, ISO13485, and MDSAP certifications, ensuring stable performance, high precision, and compliance with international standards.
Our products are widely used in dental clinics, dental laboratories, professional nail care, engraving, model making, and other precision finishing applications. We provide flexible OEM/ODM customization solutions to partners worldwide.
Certification
Backed by solid technical expertise and a rigorous quality management system, we are certified under ISO9001, ISO13485, and MDSAP standards. Our products also comply with international certifications such as CE, FCC, and ROHS. Supported by independent intellectual property patents, we supply high-quality micromotor devices to global markets.
FAQ
What industries are our grinding systems commonly applied in?
Our grinding systems are primarily used in dental clinics and dental laboratories, and are also applied in professional nail care, engraving, model making, and other precision finishing fields. They are suitable for working with materials such as resin, plastics, soft metals, and composite materials.
What product categories do we focus on?
We focus on the development and production of desktop grinding machines, portable micromotors, handpieces, and a comprehensive range of grinding and polishing burs. These products are designed to work together as complete systems for precision processing.
Do we offer OEM and ODM services?
Yes. We offer OEM and ODM customization services based on different project requirements, including product configuration, appearance design, branding, and packaging. We support both standard models and customized solutions for long-term cooperation.
What quality standards and certifications do we follow?
Our manufacturing operations follow strict quality management systems, holding ISO9001, ISO13485, and MDSAP certifications. All products meet CE, FCC, RoHS and other international market access requirements.
What makes our grinding systems suitable for precision work?
Our grinding systems feature stable speed, low vibration, low noise and durable performance. Cooperated with matched handpieces and grinding burs, they perfectly meet high-precision trimming, polishing and carving demands for professional scenarios.