Grit number is printed on the back of each sanding sheet, It will help you to find correct sandpaper form similar sandpaper surface. Updated electro coated technology ensures the grit distribute evenly on its surface.
Item Tag: Grit 1000
To extend the life of your backup pad, simply use the Mirka backing pad saver between the sanding disc and the backup pad. And for curved surfaces and intricate details, use Mirka interface pads.