1 Inch BSPF HSS Circular Die 1 Inch BSPF High Speed Steel Circular Die High speed steel circular die for cutting new BSPF, also known as BSPP or G, external parallel pipe threads. 1 inch outside die diameter 1/8 inch BSPF... £13.56 (Inc. VAT) £11.30 (Ex. VAT) Choose Options Compare