What should OEM buyers specify when ordering a custom rotary tool?

When ordering a custom rotary tool, OEM buyers should define the application, speed range, motor type, battery, collet size, runout requirement, accessories, and packaging before development starts.

We recommend specifying:

Target application: engraving, grinding, polishing, drilling, nail work, jewelry, PCB work, or general DIY

Speed range: required minimum and maximum RPM

Number of speed levels: fixed speed, 3-speed, 5-speed, or continuously variable

Motor type: carbon-brush, hollow-cup, or other motor depending on speed, life, noise, and cost

Battery: voltage, capacity, runtime, charging time, and USB-C requirements

Collet size: such as 2.35 mm or other required accessory diameter

Runout tolerance: especially important for engraving, drilling, and precision work

Torque and load capability: define the materials and accessories the tool must handle

Noise and vibration limits

Body size and weight: important for hand feel and long-term use

Controls: button layout, display, speed indicator, battery indicator, or memory function

Accessories: grinding stones, polishing heads, cutting discs, drill bits, sanding accessories, and case configuration

Housing material and color

Logo and private labeling

Retail packaging and instruction manual

Target market and compliance requirements: such as CE, RoHS, FCC, battery, and shipping documentation

Order quantity and target price

For ToolQeen OEM and ODM rotary tool projects, we recommend locking the motor, speed, battery, collet, runout target, accessories, housing, and packaging before sampling, so the engineering team can evaluate performance, cost, and production feasibility together.