High-speed, Computer-controlled Buttonholing Indexer

LBH-1790, high-speed, computer-controlled lockstitch buttonholing machine has been combined with a high-performance and highly accurate indexer.

  • “Applicability to vertical stripe patterns has been improved.”
    The newly-developed sub-clamp mechanism prevents slippage of the material to enable accurate and consistent buttonholing.
  • “Increased productivity achieved by the preset mechanism”
Model Name AC-172N-1790
Machine head Standard zigzag (with lower knife)
Max. sewing speed 5,000sti/min
Sewing dimension Standard : Width 4mm × length 25mm
(max : width 6mm × length 120mm by repiacing parts)
Knife size 6.4~19.1mm (1/4″~3/4″ inch)
Feed direction Right (for men’s garments) or left (for ladies’ garments)
Number of patterns that
can be input
20 patterns
Number of buttonholes 1~20 pcs.
Needle DP×5 #11J~#14J