1" UNC High Speed Steel Circular Split Dies Thread - UNCSize - 1" external round die sizeHigh Speed Steel Round Dies for making new threadsUK made high quality A B C 1/4" 1" 20 5/16" 1" 18 3/8" 1" 16 7/16" 1" 14 1/2" 1" 13 Please Note: Specifications given are intended... £8.71 (Inc. VAT) £7.26 (Ex. VAT) Choose Options Compare