DIN 931 A4 – 80 ( class 80 ) 480 pcs. 12 x 180 mm 36 pcs. 12 x 220 mm 430 pcs. 16 x 220 mm 450 pcs. 16 x 230 mm 184 pcs. 16 x 240 mm 54 pcs. 16 x 250 mm DIN 934. A4 – 80 ( class 80 ) 600 pcs. 12 mm 1.200 pcs. 16 mm DIN 975. A4 – 80 ( class 80 ) 48 pcs. 16 x 1000 mm DIN . 9021. A4 500 pcs. 12 mm 2.000 pcs. 16 mm It must be from a European supplier