ISO 9001 certificates-RHJC
Welcome to RHJC-Micromotor handpiece
ISO 9001 certificates-RHJC

Portable nail drill-dental lab & jewelry micromotor-Prime 1210-RHJC

Portable nail drill-Best Manufacturer-Prime 1210-RHJC
Complete micromotor unit with controller and motor. Portable Brushless micromotor with max speed 30,000RPM. Battery 2600mAh
Description RHJC Company profile Dealer may cares

prime 1210 measurements

Selling points

Adjustable Speed:

   0-30,000RPM with a speed control button, which makes this electric nail file easier and safer to polish your nails.

Low Noise and Low Heat:

    This electro file is with a powerful yet quiet motor. Also, smart heat dissipation can avoid overheating efficiently. (no more than 20     
     minutes of  continuous use each time is recommended)

Portable and Light:

     Compact and lightweight design make it easy to carry and portable to bring it out, you can so your nail artwork anytime anywhere.

Easy to Use:

    It is professional for both home and salon use. Just need to connect the power cord with it to start working.


     With suitable nail drill bits, shank diameter 2.35mm, which can be used for grinding, carving, cutting, polishing for all nail arts as well as cuticle removal.

The above five points are quite important when we consider how to select a suitable nail drill.

What is the difference compare with another rechargeable nail drill Prime 1210D

-1210 has a more fashionable appearance, with 3 regular colors
-The front handpieces part  uses a closed design, which plays an effective role in preventing dust
-The whole body is made of special stainless steel, and the machine itself has a better display effect and a sense of high quality.
-It is easier to customize. Simple processing of the panel can achieve low MOQ customization.


How to use:

Step 1: Take off the safety cap that stops the file from turning on in transit
Step 2: Push the switch to turn on, and the power light becomes green.
      (the green light also means Forward, long-press the on/off button the power light will change into red, that mean reverse)
Step 3; Connected the handpiece with the machine
Step 4: Set the belt clip on multi-function Caddy with the machine;
Step 5: Doing toes or on the go attach to your belt
Step 6: Twist the handpiece to open and lock to put in the nail drill bits.
You just used a rubber grip mat to set on the Caddy with a nail machine,
Then set on the handpiece holder also

Instruction Manual

-Service Charge
-Product Specification
-Part Name
-Setting & Operation
-Suggestion For Maintenance
-Failure And Solution
-Bur Replacement
-Collet Chuck Replacement
-Bearing Replacement
-Handpiece Disassembly Diagram

Product Name: Prime 1210
Weight: 0.8kg
Output: 24W
Speed: 0-30000RPM
Torque: 1.8N.cm
Direction: Forward/Backward
Plug: US.AU.UK.EU and ALL
Certificate: ISO900,CE,ROHS,SGS
Warranty: 1 YEAR
Voltage: 100V-120V/220V-240V
Collet size: 2.35mm
Package: Bubble bag+Foam+Carton
Quality: High-quality Standard

Detail information :

prime 1210 instruction manual


 Prime 1210 Handpiece disassembly video

  (-Click will open the related RHJC YouTube channel)
Introduce the points to be paid attention to during the disassembly and installation of the second part of the Prime1210 handpiece and the introduction of spare parts


                                           Part 1 (5 mins)                                                                                        Part 2 (5 mins)


Safety rules

1. Please do not connect the wrong wire
2. We recommend no more than 30 minutes for a single-use
3. The diameter of the nail drill bit is not allowed to exceed 2.35
4. Please do not fix it yourself, if there is any problem, please contact us first
5. For any missing parts, please contact our manufacturer

        Good Maintenance habits will effectively extend the service life of the machine and create greater economic benefits

Package with

1 x nail drill machine body
1 x Brushless Hand Piece
1 x multi-function Caddy
1 x Power Supply-charger

1 x User Manual


1.  What is the maximum speed

   the Max speed is  30,000 rpm
2. How long can the battery last?
   2600 mAh battery, up to 25 hours idling
3. It is work on super short nails
  Yes, It Works great on short nails with high precision
4. Is it work on natural nails?
  Yes, but it should be more careful and low speed, with proper nail drill bits.

nail drill supplier and manufacturer

Professional Portable nail drill suppliers and manufacturer- RHJC

  • RHJC is a professional Chinese factory brand specializing in the production of portable nail drills

  • Covers an area of 20,000 square meters and more than 300+ employees

  • Have a full set of production equipment for the production of professional portable grinders,

  • And independent research and development and production of important components.

  • The portable grinder produced by RHJC cooperates with many world nail drill brands

  • Including German brand Emmi, Japanese brand Kevin, British brand Wilow. etc.

  • We have strict production quality control, and all products have certificates that meet European and American standards, such as CE/ROHS/FCC. And passed the international ISO 9001 certification

  • The only portable nail drill manufacturer in China with the above certification;


certificates of RHJC


Nail Drill Tutorials -Learning More

-Nail Drill maintain secrets
-Two tables you should collect nail drill bits
-How to choose a proper electric nail file 2020
-15 tips you have to collect when using a nail drill

Tianjin RHJC Scientific and Technological Limited, was founded 1998, is a high-tech enterprise in the field of micromotor grinder manufacturing. It is located in Xiqing economic development area, Tianjin city, China. We have more than 20 years experience in developing and manufacturing micromotor grinder, we have three core competitiveness products: dental micromotor, nail drill and jewellery& dental lab micromotor.
In nail polishing machine market, our new nail drill had won 16 patent of utility model technology. We had cooperated with international famous enterprises in world wide. Our electric nail drill will give more choice in both normal nail drill and nail drill rechargeable.


1, Competitive selling point .

  -lowest heat & noise
  -new design with fashion shape
  -LG battery ensure 10,000+hours using life 

2, After sales .

    RHJC micromotor & electric nail drills have 1 year Guarantee ,
    Because we are the manufacture , any problem it may happen Would be handled responsibly

3, Do you support OEM ?

    We support OEM & ODM service as you can reach the minmal order.
    We have a lot of European and American customers who have already cooperated. 
    You can see many  products very similar to RHJC in the market or at the exhibition.

4, Internation Certificates .

   RHJC micromotor handpieces  have the latest annual international certificate, like CE, FCC & ROSH, etc.
   other certificates you need especially, we can discuss.

5, Factory Visit

    It's appreaciate to invite you for visit factory in Tianjin China.
     Please kindly informed us at least one week before your visit date.

6.To be an Agent .

   Please kindly provide the relative information to show your are a wholesaler or distributor, After that, we will  fully support you. thanks for your understanding.
   In addition ,If you want to  be the only distributor in the region, we need to sign a contract with you for the regional annual sales   amounts  requirements, and then protect you.

7. About Sample
    We are very happy to provide you the sample for test, and will also charge the relevant fees, thank you for your understanding.