Mirka 22-342-080 BaseCut 6 in PSA Linkrol Disc 80G, Qty. 100 BaseCut by Mirka is a an economical abrasive that offers the characteristics of superior Design, production processes and materials. BaseCut makes an aggressive initial cut and thanks to its durability has a long working lifespan that reduces cost. The BaseCut is ideally suited for a wide variety of applications, including wood, composites and more.