#
RWMM12 : Across Flat (AF).
MM
: 8, 10, 11, 12, 13, 15, 16, 17, 18,
19, 21, 22.
[Can also operate (SAE) : 5/16",
7/16", 5/8", 3/4", 7/8"].
# RWSAE12
: Across Flat (AF) Inch.
SAE
: 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 19/32,
5/8, 11/16, 3/4, 13/16, 7/8.
[Can
also operate (mm) : 6, 8, 11, 14, 15, 19, 22].