LBH-1790 Computer-controlled, High-speed, Lockstitch Buttonholing Machine

Max. sewing speed (rpm): 4200
Needle bar stroke (mm): 34.6
Size of cloth cutting knife (mm): 6.4~31.8 (1/4”~1-1/4”)
Bartacking width (mm): Max. 5 (with special specification part: Max. 10mm)
Buttonhole length (mm): Max. 41 (optional: 70mm, 120mm)
Lift of the work clamp: 14mm (17mm when the reverse-rotation needle-up function is used)
Number of standard patterns: 30 patterns
Number of patterns that can be inputted: Max.99 patterns
Machine head drive system: Computer AC servo motor (direct-drive system)
Needle: DP x 5 (#11J) #11J~#14J