Klasse Serger (DCx1) 80/12, 4 Needles Type B

SERGER / OVERLOCK Serger / Overlocker use different needle systems according to the make and model of the sewing machine. 
Refer to the machine instruction book or the list here below to select the correct needle.

Klasse - Type B (System DCX1, 81X1) 

Babylock All BL-3 series, EF-405, EF405M 
Janome 603, 603A 
Mammylock 334, 334D 
Pinnock P1, P2, PBL-1, PBL4, PBL4-436DF, PBL4-543DF 
Pfaff 603, 603A