BSPT Dies (British Standard Pipe Tapered)
BSP Taps, "G" Series British Standard Pipe Parallel
BA Taps (British Association)
BA Dies (British Association)
BSW Taps (British Standard Whitworth)
BSW Dies ( British Standard Whitworth )
BSF Taps (British Standard Fine)
BSF Dies ( British Standard Fine )
BSB Taps ( British Standard Brass 26 TPI)
Combi-Die BSF sizes
Combi-Die BSW sizes
BSW Tap & Die Complete Sets
BSF Tap & Die Complete Sets
BSPP Tap & Die Complete Sets
BSPT Tap & Die Complete Sets