HIGHLEAD/HLS GM900-4Z 4-thread overlock machine with stand. table (semi-submerged machine head inst.) 
HIGHLEAD GC20688-1-D lockstitch machine with compound feed and thread trimmer
Single-needle lockstitch industrial sewing machine with a flat bed, synchronized top and bottom (compound) feed, automatic thread trimmer and direct-drive servo motor.
Designed for general sewing and topstitching of medium-heavy and heavy materials, including leather.
The complete set includes: sewing machine head with direct-drive servo motor and electronic control box, pneumatic presser foot lifter, table top (dimensions: 1200 × 550 × 40 mm), and table stand.
*Optional industrial sewing machine light is not included in the standard set.
UAB “KoLiz” provides an extended 2-year firm warranty for all “HLS” / “HIGHLEAD” industrial sewing machines.
UAB “KoLiz” supplies all industrial sewing machines to its customers fully assembled, pre-inspected, tested, and sewn off. Machine assembly is provided free of charge.
Delivery and installation within Vilnius are free of charge.
Shipments to other cities in Lithuania, as well as to Latvia and Estonia, are dispatched fully assembled and securely fastened to a pallet via the DPD courier service.
Delivery costs can be found here: https://viskassiuvimui.lt/en/delivery/
Main features:
- Enlarged working area (increased height and length).
- The machine is equipped with a safety clutch that protects the hook mechanism when sewing extremely heavy and rigid materials.
- Mechanical adjustment of the alternating presser foot stroke, with an electro-pneumatic mechanism for switching the alternating presser foot stroke.
- Quick switching mechanism between two preset stitch lengths.
- Equipped with a powerful, energy-efficient servo motor (750W).
- Automatic centralized lubrication system.
Technical specifications:
- Maximum sewing speed: 3500 stitches/min.
- Maximum stitch length: 9 mm
- Needle bar stroke: 34 mm
- Alternating presser foot stroke: 1.5–7 mm
- Maximum presser foot lift: by hand: 9 mm; by knee lifter: 16 mm
- Lubricated large-capacity hook (1.6× standard size)
- Needle system: DP×17, sizes #18–25 (Nm 110–160)
- Lubrication system: automatic centralized lubrication
- Power supply: single-phase, 220–240 V, 50 Hz.
Catalog: https://viskassiuvimui.lt/wp-content/uploads/2026/09/GC20688-SERIES_HIGHLEAD_leaflet.pdf
