Snap-On 11-Piece 1/2" Drive 6-Point Metric Flank Drive Shallow Socket Set, 12 to 24mm.
Sockets are New, Never Used.
Part Numbers:
TWM12A
TWM13A
TWM14A
TWM15A
TWM16
TWM17
TWM18
TWM19
TWM21
TWM22
TWM24
This set is similar to 310TWMYA but includes the 21mm, 22mm, and 24mm. It does not have the 10mm and 11mm.