For Collectors and History Buffs
Once the model is identified, the catalog section has the best description
Name
Dates
Mechanikit (K-1)
1925 – 1931
1931 Cat H p621932 Cat I p721933 Cat J p721948 Cat S p9
Tool Truck
1925 – 1929
Handy Man Tool Holder
1926 – 1929
K-1
1931 – 1932
K-2
1929-1931
1929 Cat G p781931 Cat H p62
K-3
1932 – 1937
K-4
K-5
1931 – 1939
See catalog N p 52
K-5A
1939 –
K-6
K-6A
K-7
1931 – 1935
K-9
1932 – 1948
K-10
K-11
Same as below except color
K-21W
1934 – 1946
K-21
1934 – 1939
K-22
1935 – 1946
K-23
1935 – 1939
Same as above in wrinkle gray
K-23-W
1937 – 1945
K-24
K-25
K-200 is close to the K260
1939 – 1946
K-260 is the base only
Roll-Cab Combination
1941 –
K-30
1937 – 1939
K-33A
K-37
1941 – 1945
K-300
1941 – 1946
K-55R
Same as above in gray wrinkle coat
K-55W
K-500
1937 –
K-60
K-65A
slight variation of above
K-65R Midget
K-70
1936 – 1939
K-77 is the same as K-77W but is red
K-77
K-77W
1945 –