Package of 5 HAx1SP serger machine needles:  two size 11, three size 14.

For Elna Serger Models:
664 Pro

For Janome Models:
Air Thread AT2000D, 1110DX, 134D, 204D MyLock, 434DR, 634D, 644D, 7034D Magnolia, 734D, 744D, 8002D, 9002D, Four-DLB, HF3434D, HF504D, HF7933, HF9102D

For Necchi Serger Models:
S34