Quality tools + Buy cheaply + Fast and free shipping + Experience + Expert advice + Rating + Safe + Test | MIRKA battery eccentric polisher AROP B 312 NV 77mm 12mm stroke 10.8V 2.5Ah polishing machine Mirka AROP-B 312NV is one eccentric polishing machine with a 12 mm stroke, a brushless motor and 77 mm backing pad. Mirka® cordless polishing machinesMirka® ARP-B and Mirka® AROP-B are for all professionals who appreciate the convenience of battery-operated machines. Mirka® ARP-B 300NV is a rotating polishing machine with a brushless motor and a Ø 77 mm support plate. The eccentric polishing machine Mirka® AROP-B 312NV is also equipped with a brushless motor and Ø 77 mm backing plate and has a 12 mm stroke. Download the myMirka® app to get the latest features such as: B. to use the speed m.