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| Management number | 230828072 | Release Date | 2026/06/18 | List Price | $94.92 | Model Number | 230828072 | ||
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<h2>Mirka MR-525 5" Pneumatic Random Orbital Finishing Sander, 2.5 mm Orbit</h2> <ul> <li>The Mirka MR-525 is a 5-inch pneumatic random orbital finishing sander with a 2.5 mm (3/32 in) orbit. It delivers up to 12,000 rpm for high productivity and is constructed from composite materials for reduced noise and operator fatigue.</li> <li><strong>Features:</strong> <ul> <li>Fine 2.5 mm orbit offers smoother finishes and control for final sanding steps</li> <li>Capable of true 12,000 rpm speed for rapid material removal when needed</li> <li>Counterbalanced for 5-inch backup pads for smooth operation</li> <li>Convertible to vacuum operation with optional adapter to suit dust collection systems</li> <li>Moisture-resistant composite rotors and premium counterweight bearings enhance durability</li> </ul> </li> <li><strong>Includes:</strong> <ul> <li>5 in vinyl-faced PSA or hook & loop backup pad</li> <li>Pad wrench</li> <li>Bottle of air tool oil</li> </ul> </li> <li><strong>Specifications:</strong> <ul> <li>Manufacturer: Mirka Abrasives</li> <li>Part Number: MR-525</li> <li>Orbit: 2.5 mm (3/32 in)</li> <li>Maximum Speed: 12,000 rpm</li> <li>Pad Diameter: 5 in (125 mm)</li> <li>Noise Level: ~80 dB</li> <li>Weight: ~1.7 lb (0.77 kg)</li> <li>System Compatibility / Application: Non-vacuum pneumatic finishing sander; optional vacuum adapters available; suitable for automotive, woodworking, composite, and refinishing workflows</li> </ul> </li> <li>The MR-525 finishing sander may also be called Mirka 5 in 2.5 mm RO sander, MR-525 pneumatic sander, fine orbit finishing tool, 5-inch RO sander, and Mirka MR-525 air finishing sander.</li> </ul> <p style="font-size:17px;"><br> Mirka designs the MR-525 for professionals needing a balance of speed and finesse, offering top-tier construction, optional dust setup, and reliable performance in demanding finishing tasks.</p> <p> </p> <p style="font-size:17px;"><strong>Q: Can this sander be used with dust extraction?</strong><br> A: Yes. Although it ships as a non-vacuum model, the MR-525 can be converted to vacuum use with the proper adapter.</p> <p> </p> <p style="font-size:17px;"><strong>Q: What applications best suit a 2.5 mm orbit?</strong><br> A: The 2.5 mm orbit is ideal for fine finishing, preparing surfaces between coats, and polishing tasks where control and surface quality are critical.</p> <p> </p> <p style="font-size:17px;"><strong>Q: What is included in the kit?</strong><br> A: The kit includes a 5 inch backup pad, a pad wrench, and a bottle of air tool oil.</p>
| Power sander type | Random Orbit |
|---|---|
| Pad diameter | 5 in |
| Is variable speed | Y |
| Maximum speed | 12000 rpm |
| Brand | Mirka |
| Rec. use | Automotive, Polishing, Wood Working |
| Features | Convertible |
| Weight | 2 lb |
| Batteries incl | N |
| Charger included | N |
| Model | MR-525 |
| Accessories | Pad Wrench, Bottle of Air Tool Oil |
| Extra battery included | N |
| Total count | 12 |
| Assembled product dimensions (l x w x h) | 1.00 x 1.00 x 1.00 in |
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