Yes the is!....
Older CS series(CS50, CS55, CS70,...) --All Discontinued!-- can only use the L shaped tip.
#60961-32
CAT#: 1402
The new CS series (CS540, CS530, CS520...) take the straight tip HL10, however the new series can use the L shape as well.
#60961-35
CAT#: 2320