I am sorry for the bad picture but here is a 6229 1/2. A veritable giant of a knife ... NOT!:
The little blade on this 6229 1/2 snaps like a bank vault. The main is a trifle lazy.
Only other Case "Jack" would be this yeller Nut:
Gotta be real careful with the nut. It WANTS to cut me!
Have other brands like Hammer, Camillus, Eagle and IXL. But these two do it for Case...