Metric Steel Closed End Rivet Nuts Material: Zinc Plated Steel Type - Large Head- Closed End Body - Serrated Under The Head Thread - Standard Metric Coarse ABCDEF 5mm 18mm 10mm 1mm 0.8 0.5mm - 2.5mm 6mm 21.5mm 13mm 1.5mm 1.0 0.5mm - 3mm 8mm 23... £0.24 (Inc. VAT) £0.20 (Ex. VAT) Choose Options Compare