This pack of 10 professional quality aluminium oxide 125mm (36 grit) sanding discs are resin bonded to provide improved grain adhesion and performance. The heavy-duty vulcanised fibre backing resists tears making the disc more durable and able to withstand the toughest jobs. The cross-shaped centre is suitable for fitting a variety of applications. Ideal for sanding grinding deburring and finishing of blending metals. Also suitable for removing rust paint and weld dressing. Compatible with all 125mm backing pads.PTDDRPDIR68628