⚡ Quick Answer
Electric rotary tool pen is a high-speed precision tool designed for engraving, grinding, polishing, and cutting. It reaches 30,000rpm and is suitable for professional repair and DIY applications.
📘 Definition
An electric rotary tool pen is a handheld high-speed tool used for fine processing tasks such as engraving, polishing, sanding, and small repair work.
⚙️ Specifications
- Size: 136 × 18 mm
- Net weight: 59g
- Electric torque: 230g.cm
- No-load speed: 30000rpm
- Motor type: Hollow cup motor
- Battery capacity: 600mAh
- Battery model: 10500 ×1
- Voltage: 7.4V / 4V DC
- Charging time: ≈60 min
- Charging port: Type-C
- Charging: 5V-1A
- Runtime: 120 min
- Speed control: 5-level digital display
- Button system: Long press power / short press speed / double click pause
🧾 Product Overview
This electric rotary tool pen is designed for high precision engraving, grinding, polishing, and cutting work. It is widely used in electronics repair, jewelry processing, model making, and industrial maintenance applications.
Compared with standard rotary tools, this model uses a high-speed hollow cup motor, providing stronger torque and more stable performance for continuous operation.
As a manufacturer, we provide OEM and ODM solutions for global distributors, tool brands, and online sellers.
The aluminum alloy body ensures durability while keeping the tool lightweight for long working hours.
🔩 Materials
- Body: Aluminum alloy
- Housing: ABS plastic
- Grinding heads: High-speed steel
- Bit hardness: HRC 25–30
🏭 Quality Control
Each rotary tool pen is tested before shipment:
- Motor speed test (30000rpm stability)
- Torque verification
- Battery cycle test
- Vibration and load test
🌍 Applications
- Engraving work
- Metal polishing
- DIY craft projects
- Jewelry processing
- Model making
- Precision repair work
🤝 OEM / ODM Service
We support:
- Logo customization
- Packaging design
- Color customization
- Private label production
- Bulk OEM orders
📦 Package Contents
- Rotary tool pen ×1
- Type-C cable ×1
- 30 pcs grinding heads (2.35×45mm)
