The 4-holed button sewing mode can be easily switched over
to the 2-holed button sewing mode in accordance with changing
sewing specifications. Furthermore,the button hole interval
can he easily changed by operating the lever.
The number of stitches can be quickly selected from among
8,16and32stitches corresponding to the change in sewing specifications.
The attachments that are currently being used with the conventional
machine can be used with the revamped machine without the need
far any additional machining or adjustments.
The machine ensures consistent sewing performance even when
it runs at 1,500rpm.the unique speed-decreasing device reduces
vibration when the sewing machine stops,thereby enabling the
sewing machine to beautifully finish buttons with accuracy.
The machine incorporates a compact-sized thread trimming
mechanism that is interlocked with the presser lifter.This thread
trimming mechanism helps produce beautifully finished seams
with the length of remaining thread reduced.