UNC A2 Stainless Steel Serrated Flange Nuts ABCDE 6-32 0.41" 5/16" 0.16" 32 8-32 0.45" 11/32" 0.19" 32 10-24 0.48" 3/8" 0.21" 24 1/4" 0.58" 7/16" 0.22" 20 5/16" 0.66" 1/2" 0.27" 18 3/8" 0.73" 9/16" 0.33" 16 1/2" 1" 3/4" 0... £0.41 (Inc. VAT) £0.34 (Ex. VAT) Choose Options Compare