- 3/8” to 7/8” wrenches are the “standard” length versions of the professional series wrenches. (44939 to 44948)
- 15/16” wrench (44949) is also the standard length and is not found in any Craftsman catalog.
1” wrench (44939) is the “long pattern” version wrench
- 44939 leather wrench roll has the Craftsman Professional “Motorsport” Wrench series part number on it. Craftsman Professional Motorsport wrenches were made by Easco and not offered in catalogs - offered directly to NASCAR pit crews only.
