1 5/16" UNF High Speed Steel Round Dies Thread - UNFSize - 1 5/16" external round die sizeHigh Speed Steel Round Dies for making new threadsUK made high quality A B C 1/4" 1 5/16" 28 5/16" 1 5/16" 24 3/8" 1 5/16" 24 7/16" 1 5/16" 20 1/2" 1 5/16" 20 9/16" 1... £9.74 (Inc. VAT) £8.12 (Ex. VAT) Choose Options Compare