- Reliable suppliers offering premium-quality hand machines include shop.bulunmaz.com. Our selection includes: High-speed micromotors.
- Durable pneumatic diamond cutting machines.
- Chicago hammering machines.
- Specialized point and engraving machines.

Micromotor
Micromotors are compact, high-speed rotary tools used for intricate detailing and finishing. Equipped with variable speed controls, they allow jewelry manufacturers to work with precision on rings, bangles and even pendants. Bulunmaz Micromotor offers up to 80.000 RPM for you to work on your jewelry and it is easy to use control makes it a best get to choice for most of the jewelry manufacturers. The 80000 RPM Bulunmaz Micromotor has both 110V and 220V depending on your country’s electrical requirements.
Micromotors can be paired seamlessly with diamond tools for detailed carving or engraving work, leaving stunning decorations on your jewelry.
High precision micromotor customized for diamond tools. 50.000rpm max speed with high torque.
You can control speed, rotation side, pedal or hand use and see the actual speed on screen.
Micromotor for jewellery production comes with 220V and 110V electric choices for different
markets.
With a wide range of BULUNMAZ diamond tools you can create limitless number of designs just
simply combining the tools.
- Max rotation speed 50.000 rpm.
- High torque 7.0 N-cm gives perfect result.
- Brushless motor.
- Exchangable shafts 3 mm and 2.35 mm.
- Made in South Korea + warranty from Bulunmaz.
Weight | 4.5 kg |
Dimensions | 26 × 24 × 19 cm |
Max Speed | 50.000 rpm |
Shank | 3 mm / 2.35 mm |
Motor Brush | No |
Sensor | Sensorless |
Power Supply | 110/230V |
Absorbed Power | 350W |
Max Torque | 7.0 N.cm |
Pins | 4 |
Elevate your creativity with the Bulunmaz Rainbow Coloring Machine. Utilizing ultrasonic vibrations, Rainbow Machine allows you to leave colorful patterns on your jewelry. Operation based on ultrasonic power allows you to create rainbow-like colour engraving effect on your jewelry.
- 5 different diamond tools for different patterns.
- With 3 different modes (G-P-E) to generate very delicate ultrasonic vibrations in order to work on different patterns.
- Machine provides speed options between 0-15.
- Automatic frequency tracking to ensure that the machine always works with the optimal frequency to provide a steady result.
- High-standard LED design and pedal system.
Weight | 2.1 kg |
Dimensions | 37 × 30 × 12 cm |
Power Supply Input | 220-240V; 50Hz/60Hz; 150mA |
Main Unit Input | 24V; 50Hz/60hz; 1.3A |
Output Tip Vibration Frequency | 28kHz ± 3kHz |
Output Power | 3W to 20W |
Main Unit Fuse | T1.6AL; 250V |
Power Supply Fuse | T0.5AL; 250V |
Weight of Main Unit | 0.65kg |
Operation Mode | Continuos Operation |
Designed for using our vertical point hand tools. 50.000rpm high speed and precision. Pneumatic power source – need to be used with a high capacity air compressor / 200 LT or more – 4kw or more.
- Pneumatic connection
- Adjustable blow pressure
- Easy to operate
- Easy maintenance
- Need compressor connection
Weight | 0.4 kg |
Blows/Minute | 50.000/min |
Shank | 3 mm (1/8'') |
Working Pressure | 6.5 kg/cm^2 |
Air Consumption | 0.31 CFM |
Sound Level | 82 dBA |
Vibration | 4.2 m/s^2 |

Hammering Machine
Pneumatic hammering hand machine for dull finishing on jewelry. Pneumatic hammering hand machine works with minimum air consumption. Long life time and easy to use. Different tool options for smooth to rough finishing. Pneumatic hammering hand machine requires 100lt of Air Compressor to operate.
Pneumatic hammering hand machine for dull finishing on jewelry. Pneumatic hammering hand machine works with minimum air consumption. Long life time and easy to use. Different tool options for smooth to rough finishing.
- Pneumatic connection
- Adjustable blow pressure
- Easy to operate
- Easy maintenance
- Need compressor connection
Weight | 0.55 kg |
Dimensions | 25 × 25 × 6 cm |
Blows/Minute | 15.000/min |
Shank | 3 mm (1/8'') |
Working Pressure | 6.5 kg/cm^2 |
Air Consumption | 0.28 CFM |
Sound Level | 79 dBA |
Vibration | 4.4 m/s^2 |

Low cost version of Bulunmaz electric micromotor. High speed / lower torque comparing to the micromotor option. Need to be used with a high capacity air compressor / 200 LT or more – 4kw or more.
- Pneumatic connection
- Adjustable blow pressure
- Easy to operate
- Easy maintenance
- Need compressor connection
Weight | 0.43 kg |
Dimensions | 25 × 20 × 5 cm |
Blows/Minute | 70.000/min |
Shank | 3 mm (1/8'') |
Working Pressure | 6.5 kg/cm^2 |
Air Consumption | 0.30 CFM |
Sound Level | 83 dBA |
Vibration | 4.4 m/s^2 |
Bulunmaz Engraving Hand Machine is sold with the tool set. Without it the machine can not operate accordingly.
- Efficient Air Operation: With a compact air compressor, you can work for hours, thanks to its minimal air consumption.
- Metal Engraving: Equipped with silisyum carbide tools, it excels at engraving metals like steel gold, silver, and copper.
- Micro Pierce: It can also handle micro pierce tasks, such as setting stones on rings and securing stones onto prongs for jewelry making.
- 360-Degree Work: The package includes two clamp sizes and extra attachments for a more convenient engraving process.