Computer direct drive round head keyhole machine 

Buttonhole Sewing Machine is applicable to various styles of the keyhole of formal suits, overcoat,work suits and trousers of different thickness. Feature 9820-00 is used for suit-dress 9820-01 is used for men's clothing,casual clothing 9820-02 is used for jeans Reach a maximum sewing speed of 2500rpm, increasing production efficiency Beautiful thread trace, may sew top-grade products The wide machine mouth will deal with cloth materials on a flate surface Operation board of easy manipulation The shapes of button holes are operated by computer program and may be freely adjusted Parameter   Size 9820-00 9820-01 9820-02 Stream thread cutting device Long line cutting Long line cutting Short thread cutting Bottom threa…