The Juki DDL-5550 relates to you totally set jointly, so You simply ought to insert thread, the bundled oil, and plug it in ahead of you can find to operate. No assembly essential.- H? th?ng vòng c?t ???c các lo?i ch? dày m?ng, tr?ng th?m d?u might ra s?n ph?m s?ch ??t tiêu chu?n qu?c t?Tuy nhiên, ??i v?i máy one kim ?i?n t? DDL-9000C, d? li