FFG: SRM 909,908,905,939, 605, Navy K631 , Bee L03-2, L05-1
They are all relatively thin for their sizes, but some are hard to get now.
I have them here right now and I like the L03-2 (medium sized), the 909 (large) and the 605 (ultrasmall)... you can find some pics here.
Is that new SRM 681 FFG?