Description Norton A975 Dry Ice Multi-Air Cyclonic Sanding Discs 150mm. P400. Box of 50. The improved dust extraction technology extracts 25% more dust, and with the unique hole pattern increases productivity by up to 32% compared to conventional multi-hole sanding discs. The discs provide closer sanding as they are flatter and the abrasive surface is also increased which will allow a more consistent and faster cut rate Due to the Norton ceramic grain, which are sharper, cut cooler and wear more evenly, provides consistent sanding results. Using the Multi-Air Cyclonic will leave an improved surface finish throughout the life of the disc
