Hex Head Screw DIN 933 M8x20 to M8x40 - 50.000 pcs. each M10x30 to M10x50 - 20.000 pcs. each M12x20 to M12x40 - 15.000 pcs. each M16x40 to M16x60 - 6.000 pcs. each M20x50, M20x60, M20x80 - 3.000 pcs. each Steel class 8.8 Zinc plated