Milling cutters and reamers. Milling cutters. Metric units
standard by BSI Group, 07/12/1920
Aluminium nickel iron bronze rods, and forgings, for general engineering purposes
standard by BSI Group, 10/02/1953
Electric power switchgear for indoor and outdoor installations up to and including 220,000 volts
standard by BSI Group, 12/19/1938
Bending dimensions of bars for the reinforcement of concrete
standard by BSI Group, 09/15/1948