Model Engineering and engineering tools online from RDG Tools Ltd Home Page (Engineering Tools) Tel 01422 885069 /884605
JAINGU 1pc BSF BSW 5/32 1/2 5/8 1/4 5/16 Right Hand Thread Die TiN Coated Machine Screw Die Hand Tools,BSW 5I16-18 : Amazon.ca: Tools & Home Improvement
BSF BRITISH STANDARD FINE TAP 22 TPI TAP DIE 5/16" TAP AND DIE SET | eBay
Round die BSF 5/16-22 | Thread die HSS | Thürmer Tools
5/16 X 22 BSF HSS Die
Myford Ltd Home Page (British Engineering at its best)
5/16" BSF HSS Die Nut
DIE NUT HSS 5/16"X 22 BSF, Dies - Engineering Tooling Supplies
VOLKEL - BSF 9/16" x 16TPI - 1 5/16" O/D Circular Split Dies