METRIC A2 STAINLESS STEEL DIN917 CAP NUTS Type - DIN917 Hex cap nuts. Thread - Standard Metric. Material - A2 Stainless steel. Directions - For all metric screws and bolts, an alternative to a dome nut. ABCD 4mm 7mm 5.5mm 0.7 5mm 8mm 7mm 0... £0.24 (Inc. VAT) £0.20 (Ex. VAT) Choose Options Compare