1" UNF Carbon Steel Circular Split Dies Thread - UNF Coarse Size - 1" external round die size Carbon steel for cleaning out threads UK Made ABC 1/4" 1" 28 5/16" 1" 24 3/8" 1" 24 7/16" 1" 20 1/2" 1" 20 Please Note: Specifications given are... £7.34 (Inc. VAT) £6.12 (Ex. VAT) Choose Options Compare