This pack of five premium quality aluminium oxide 200mm (120 grit) sanding discs are resin bonded to provide improved grain adhesion anti-static qualities and long-lasting high performance. The heavy-duty E-Weight backing paper makes the sanding disc more durable - able to withstand the toughest jobs. These discs have a strong self-adhesive PSA (Pressure Sensitive Adhesive) backing. Ideal for sanding and finishing wood metal aluminium alloy painted surfaces plastic and fillers. Compatible with all 200mm bench sanders.PTDDRPDIR63031