Park Tool CWP-7 Compact Crank Puller has a rotating tip pressed into each end of the tool (11.3mm and 16.3mm) so it will remove both square taper and splined crank arms.
Park Tool FR-5.2G Cassette Lockring Tool has one inch base that fits wrench or bench vise. The FR-5.2G has 12 splines that are approximately 23.4mm across.