Steel Sealed Pop Rivets | 3.2mm, 4mm & 4.8mm Steel/Steel Sealed Blind Pop Rivets – 3.2mm, 4mm and 4.8mm Sealed blind rivets with a steel body and steel mandrel, available in 3.2mm, 4.0mm and 4.8mm diameters. The closed end body helps prevent... £0.85 (Inc. VAT) £0.71 (Ex. VAT) Choose Options Compare