The SPEEDWAY® SW 781D is an industrial mechanical digital buttonhole machine designed for single-needle lockstitch buttonhole production on garments including shirts, jackets, trousers, and workwear. Its digital control system provides precise buttonhole sizing from 22mm×4mm with adjustable parallel interspace and side cutter range, while the built-in direct drive servo motor delivers consistent 3,000 SPM output with automatic thread trimmer and auto presser foot lift. This complete setup comes assembled with industrial table, stand, and wheels, ready for production use.
What’s Included
SPEEDWAY SW 781D mechanical digital buttonhole machine head
Heavy-duty industrial sewing table
Industrial stand with motor mount and wheels
550W built-in direct drive servo motor
Standard accessories kit (needles, tools)
Instruction manual
Key Features
Mechanical digital buttonhole control — precise, repeatable buttonhole sizing without manual adjustment between cycles
DPx5 12 needle system — standard industrial buttonhole needle for medium weight woven fabrics
Side cutter range 1/4″–3/4″ — wide range accommodates varied buttonhole lengths for shirts through jackets
Adjustable parallel interspace (0.2–2.5mm) — controls fabric grip distance for consistent sewing on different weights
Automatic thread trimmer — reduces operator cycle time and clean-finishes every buttonhole
Auto presser foot lift — hands-free garment loading and unloading for faster throughput
Built-in direct drive servo motor — compact, quiet operation with no external motor required
Ideal For
Shirt, blouse, and dress buttonhole production in garment manufacturing
Jacket, coat, and outerwear buttonholes requiring consistent size and finish
Trouser and workwear production with varied buttonhole lengths
Production lines requiring fast, repeatable buttonhole output on medium weight wovens
Specifications
Specification
Detail
Machine Type
Industrial Mechanical Digital Buttonhole — Single Needle Lockstitch
