7.94mm
HSH-7.94B

BROTHER:
DB2-B714,B755-3B757,B758,B781

JUKI:
DLL-127,227,227A,227M,227W,DLD-432,
DLM-522,DLU-450

MITSUBISHI:
DB-126-10,130-10,130-11,170-10,170-11
RICCAR:
RD-102

RYOWA:
NW-100

TOYOTA:
AD156,156M,338,D146,146M,147,347,348,
1422-42,2432

COLUMBIA:
N-430-2

SINGER:
241,251,281-81,281-83,440W,402W,451K,600W