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16/03/2026

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Mirka AROS-B Smart Repair Kit: Practical Guide for Precision Spot Repairs

Practical Guide

Mirka AROS-B Smart Repair Package in Practical Use

Anyone who wants to implement spot paint repairs cleanly, in a controlled manner, and with mobility needs a system that meaningfully combines the machine, charging unit, and suitable abrasives. This is exactly where the Mirka AROS-B Smart Repair Package comes in: a compact bundle for fine correction work, spot repair, and precise sanding of small surfaces.

Mirka AROS-B Smart Repair Package

Mirka AROS-B Smart Repair Package as a complete solution for mobile spot repair applications.

Introduction with Clear Practical Benefits

The bundle combines the Mirka AROS-B 350 with a 77 mm backing pad, charger, power cable, and coordinated Iridium and Iridium Soft abrasives. This makes the set particularly suitable for users who want to process small repair zones with high control and without an annoying cable.

Especially in smart repair work, raw removal performance counts for less than clean guidance, controllable speed, reproducible surface quality, and a compact working radius. This makes this package particularly interesting for paint repair, intermediate processing, and fine corrections.

Product Overview

Feature Practice-Relevant Information
Product Mirka AROS-B Smart Repair Package
Article Number KIT2618JCRMDE
Machine in Bundle Mirka AROS-B 350, 77 mm, 12 V, cordless
Stroke 5 mm
Speed Range 4,000 to 7,000 rpm
Area of Application Pointed paint repairs, spot repair, small sanding zones, controlled fine processing
Daily Advantage Cordless work, compact 77 mm pad, coordinated abrasives included directly in the set
KPI 1
77 mm
Compact backing pad for small repair surfaces and precise guidance.
KPI 2
4,000–7,000 rpm
Wide control range for controlled work from cautious to brisk.
KPI 3
5 mm Stroke
For efficient material removal with simultaneous good surface control in the smart repair area.
Practical Tip: For small paint repairs, always place the tool on the surface first and then start it. This reduces the risk of scoring caused by high initial speeds on a small area.

Kit Contents at a Glance

Component Article Number Quantity
IRIDIUM SOFT 77 mm Grip Multifit 500, 20/Pack 249JV02051 1 × 20/Pack
IRIDIUM SOFT 77 mm Grip Multifit 800, 20/Pack 249JV02081 1 × 20/Pack
IRIDIUM 77 mm 20L Grip 120, 50/Pack 246JU05012 1 × 50/Pack
IRIDIUM 77 mm 20L Grip 220, 50/Pack 246JU05022 1 × 50/Pack
IRIDIUM 77 mm 20L Grip 320, 50/Pack 246JU05032 1 × 50/Pack
Battery Charger BCA 108 max 12 V incl. Cable 8991123011 1 × 1/Pack
Power Supply Cable 2.0 m for Battery Charger BCA 8991112211 1 × 1/Pack
Mirka AROS-B 350 77 mm max 12 V w/o Battery/Charger 8991153502 1 × 1/Pack

Recommended Basic Settings as Guidelines

The operating instructions list the available speed ranges and locking steps, but not material-specific sanding programs for individual repair paints. Therefore, the following information is intentionally intended as guidelines for starting, which should be adjusted depending on the paint structure, abrasive, temperature, and surface size.

Work Step Guideline Note
Controlled Start 4,000–5,000 rpm Good for small zones, edge areas, and cautious corrections.
Normal Smart Repair Processing 5,000–6,500 rpm Solid range for steady progress with good control.
Fine Intermediate Sanding / Finish Preparation Start in the lower to middle range Work with finer grit and moderate pressure to avoid unnecessary marks.

Important: The actual exposure and the processing result depend, according to the manufacturer, on the material, working method, duration of work, and environmental conditions.

Professional Workflow for Clean Spot Repair Results

  1. Check and Define Area: Carefully assess the damaged area, edge zones, and adjacent sensitive areas and fix the workpiece securely.
  2. Choose Suitable Abrasive: Start with a coarser grit for stronger removal, switch to finer Iridium or Iridium Soft discs for refinement.
  3. Center Abrasive Correctly: The abrasive must lie cleanly and firmly on the 77 mm pad so that the running behavior remains smooth and reproducible.
  4. Place Tool, Then Start: This avoids initial sanding errors and reduces the risk of scoring on small repair surfaces.
  5. Work with Moderate Pressure: According to the error profile, excessive pressure can reduce the speed and thermally load the machine.
  6. Switch Cleanly Between Grits: Remove dust after each step and check the surface before using the next fineness level.
  7. Remove and Charge Battery After Sanding: After finishing work, remove the battery, check the charge level, and keep the device ready for use.
Practical Tip for Uniform Surfaces: If the machine noticeably slows down during sanding or the LED turns red, do not simply press harder. It is better to reduce pressure, check the sanding pattern, and only then continue working.

Troubleshooting: 4 Typical Sub-problems and Appropriate Measures

1. Machine Does Not Start

  • Check if the battery is correctly clicked into place.
  • Charge the battery if the voltage reserve is too low.

2. Speed Drops Sharply, Right LED Lights Up Red

  • Reduce pressure on the machine.
  • Relieve the tool briefly so that the speed can increase again.
  • Watch out for heat build-up, especially during prolonged use.

3. Slight Speed Reduction During Sanding Process

  • Even briefly applying too much contact pressure can lead to regulation.
  • Continue working with even, moderate pressure.

4. Battery Does Not Charge Properly or Charger Signals a Fault

  • Let the battery cool down for 15 to 30 minutes if it is over-temperature.
  • Reinsert the battery and observe the charging status.
  • In case of repeated false indications, have the battery or charger checked.

Maintenance and Care

  • Remove the battery from the machine before any maintenance.
  • Remove dust deposits with a soft brush.
  • If necessary, clean the housing with a soft, slightly damp cloth.
  • Do not use aggressive cleaners such as alcohol, gasoline, alkalis, or corrosive agents.
  • Only use original Mirka replacement parts and have further servicing performed by authorized personnel.

FAQ about the Mirka AROS-B Smart Repair Package

Which tasks fit this bundle particularly well?

Mainly spot paint repairs, spot repair, small correction surfaces, and finely controlled sanding work on paint, metal, wood, stone, or plastic with suitable abrasives.

What speed is sensible?

The machine operates in the range of 4,000 to 7,000 rpm. For sensitive starts, a low to medium starting value is recommended as a guideline, which is then adjusted depending on the material and sanding pattern.

How long does charging take?

For 2.5 Ah batteries, the manual states a charging time of under 50 minutes, for 5.0 Ah batteries under 100 minutes. Depending on the ambient temperature and battery condition, the charging time may be longer.

What to do if the machine suddenly slows down?

Usually, the contact pressure is too high or the system is thermally loaded. Reduce pressure, relieve the machine briefly, and check the condition of the battery, abrasive, and surface.

Can the tool be used with Bluetooth?

Yes, according to the manual, the machine is equipped with Bluetooth Low Energy. However, the use of additional functions depends on the availability of the myMirka app in the respective country.

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Benefit currently from a 5% discount on the complete Mirka AROS-B Smart Repair Package. The bundle contains the machine, charger, and coordinated Iridium abrasives – ideal for precise spot repair work and small paint corrections.

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Conclusion

The Mirka AROS-B Smart Repair Package is a well-thought-out complete solution for users who want to process small repair surfaces cordlessly, in a controlled manner, and reproducibly. Particularly convincing are the compact 77 mm design, the regulated speed range, the 5 mm stroke, as well as the directly included Iridium and Iridium Soft abrasives. Anyone wanting to work efficiently and cleanly in the spot repair area will receive a practical bundle with sensibly coordinated components.