Between 1903 and 1910 two new sizes were introduced.
These were No. 2A and 4A.

No. 2A gripping capacity 32 mm, length 305 mm (12 ")
No. 4A gripping capacity 51 mm, length 560 mm (22 ")

Wrenches 1-6 were produced between the years 1910 -1915. They had a handle with parallel sides.
Various forms of the label were used during this period.
These were made until 1915 when they were redesigned and production began of Nos. 81-87.