in the 1895 Chas. A. Strelinger & Co. reprinted catalog, it list nos. 1, 2, 3, 4, & 5
they write;
the Alligator Wrench is sold very extensively, and is particularly useful in turning pipe
or round iron in narrow spaces.
No. price length holds pipe holds round iron
1 $0.25 5" 1/8" - 3/8" 1/4" - 3/4"
2 $0.70 10" 5/8" -3/4" 1/2" - 1"
3 $1.40 16" 1/2" - 1 1/4" 3/4" - 1 3/8"
4 $2.10 22" 1 1/4" - 2" 1 1/2" - 2 1/2"
5 $3.15 27" 2" - 3" 2 1/4" - 3 1/2"
The Always Ready DE Alligator Wrench
no. 1 5" 45 cents
no.2 7" 65 cents
no.2 1/2 9 1/2" $1.00
no.3 11 1/2" $1.40
no.4 5" 40 cents
(no.4 is the same as no. 1, but is thinner.
thiswas 1895, they might have changed some in size thru the years.