Flexovit 12 perforated sanding sheets 115 x 280mm flexovit 63642526498 these high performance 12 perforated sanding sheets from flexovit are tough and durable and are ideal for general purpose sanding and stock removal tough and sharp aluminium oxide combined with a heavy paper backing make these sanding sheets extremely long lasting flexovit 63642526498 12 sanding sheets 115 x 280mm perforated coarse 50g