Hexagon head screws DIN 931 Steel 8.8 Plain M20x180 - 100 pcs. M20x75 - 150 pcs. M12x100 - 250 pcs. Hexagon socket head cap screws DIN 912 Steel 12.9 Plain M36x160 - 25 pcs. M39x120 - 16 pcs. M48X200 - 25 pcs.