GDB-747-757 Overlock sewing machine
Please make sure the oil just a little under the second Red Line (over the first Red line) of the Oil-Volume hole display. No need to add too much oil in the machine.
Be carefull to make sure the oil not spread to the surface of the machine.

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Welcome to our company!

Contact: 008618665718221 Whatsapp of Manager Harry
Email: Sales01@junyusewing.com

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