Mirka Spot Repair Sanders are small, ergonomic, and ideal for professionals who appreciate high-quality and low maintenance. These sanders are ideal for denibbing and fine finishing applications and are available in both random orbital (AROS150-B featuring 5mm orbit) and orbital (AOS130-B featuring 3mm orbit). The 10.8V Li-ion battery lasts up to 16 hours, with two batteries there is no downtime. Use with Mirka Iridium SR Spot Repair Discs, available in 3, 5 and 7 micron.