8604-Seki Singer 29K Bobbin 

Patcher Machine Bobbin.

This is the Standard size Bobbin with slot in spool (Small / Standard Type)

Part Number 8604-S (Seki)

16.35mm x 6.3mm

Please be aware seki bobbins will only fit into a seki / towa shuttle hook Part No 8603-S

Made in Japan by Seki.

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