Do you have the B9 broaching tools available?
Clinserts can provide the alternatives to the B9-*-* tools.
Here is a list of cross reference parts of broach tools:
B9-4-2
BT228-2
B9-5-2
BT272-2
B9-6-2
BT332-2
B9-7-2
BT397-2
B9-7-4
BT397-4
B9-8-4
BT453-4
B9-9-4
BT516-4
B9-10-4
BT578-4
B9-11-4
BT641-4
B9-12-4
BT766-4
B9-13-4
BT828-4