DIN 912 Hexagon socket head cap screws Stainless steel A4-80 M6x20, 8 pcs. or minimum quantity M8x20, 12 pcs. or minimum quantity Reduced height head bolts (DIN 6912 or DIN 7984 or ISO 7380 or hexalobular socket head cap screw -k = 3.3 to 3.5 mm- or any other reduced height head bolt type) M5x16 Stainless steel A4-80 60 pcs. or minimum quantity