Sanding discs that offer outstanding performance at a competitive price Built with an engineered ceramic-mineral blend that delivers an excellent cut rate and life Balanced for outstanding abrasive performance for cut, life and dust extraction Excellent dust removal when used on new or existing dust extraction systems a performance and durability upgrade for central vac systems, portable dust extractors, and sanders with self-generating vacuums 3M Hookit attachment makes changing discs fast and easy, and the centre hole allows for easy reuse of the sandpaper until the end of its useful life The rolls contain perforations to secure convenient tear from the roll. They enable you to select the length of the sheet that you need for your job. Available in grades from 80 to 320 in 2 widths - 70 mm (2.75 inch) and 115 mm (4.5 inch). Suggested Applications