Now, getting the right Mirka disc for dust-free sanding is easy. The new Multifit streamlines hole pattern selection from several choices down to just one. Purchasing is easier and inventory is straightforward. Plus, stocking a single product can free up storage space. Increased productivity doesn’t end there. Multifit abrasive discs don’t require alignment with holes on the backing pad, making disc changes fast and easy. More holes mean better dust extraction. For optimal performance hole alignment is recommended.