Mobile
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Polarizers
The 2UUL DA81 is a professional-grade, cordless mini electric grinding and polishing pen engineered explicitly for micro-soldering, smartphone motherboard repair, and precision IC chipping. Whether you need to grind a CPU shield, cut a logic board screw, remove glue, or polish delicate components, this compact tool delivers stable torque and cordless convenience to your workbench. Â Overview
Key Features
Feature
How It Works
Benefit for Technicians
Cordless Portability
Built-in rechargeable cell; no trailing power cables.
Total freedom of movement; keeps the microscopic workspace clean and clutter-free.
3-Level Smart Speed Control
Toggle between low, medium, and high RPM via a single button.
Prevents overheating or over-grinding fragile smartphone components and traces.
Type-C Fast Charging
Uses standard smartphone charging cables and power banks.
Reduces downtime; easy to charge anywhere on a modern tech workbench.
Universal 2.35mm Chuck
Accommodates standard size grinding heads, drill bits, and cutters.
Highly versatile; compatible with third-party burs, wire brushes, and polishing wheels.
High-Torque Motor
Balanced motor prevents stalling under reasonable pressure.
Smooth, skip-free cutting on tough metal shields or hard epoxy underfill resin.
Specifications
Specification Parameter
Technical Details & Value
Brand
2UUL
Model
DA81 Mini Electric Polishing Pen
Battery Type
Rechargeable Lithium-ion Battery
Charging Interface
Type-C USB Port (Fast and Convenient)
Speed Modes
3-Speed Adjustable Gear System
Maximum Rotation Speed
Up to 15,000 RPM
Chuck Capacity
2.35 mm Shank Diameter (Standard Compatibility)
Ergonomics
Lightweight, Pen-style Aluminum Alloy Body
Primary Application
Mobile Phone PCB Repair, Chip Grinding, IC Cutting, Glue Removal
| Weight |
0.350 kg |
|---|
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