NOR-25307 NORTON 40 grit 5" PSA "STIKIT TYPE" DA Disc Norton BlueMag 50 discs per box. Norton BlueMagŪ The roughest, toughest sandpaper ever made
Norton BlueMagŪ, with super phenolic resin as a bonding agent, "is simply the best in the world!". Couple this with flexible latex backing - in an indestructible E-weight - and the end result is one of the toughest, longest lasting, high performance coarse grit sandpapers ever made. "Absolutely, positvely."