3990-84-4
Crowley Tool 3990-84-4 Insert MRO129197 (Pack of 13)
I appreciate that the BOXER Tools model comes with a decent warranty from the maker.
Crowley Tool 3990-84-4 Insert 331 P4 (A) (Pack of 10)
A nice feature of the 2904110 is the adjustable height setting for different users.