Lockstitch comparison
JACK 5558G vs JACK H7: which lockstitch machine should you buy?
A side-by-side look at two lockstitch machines from our catalog: the specifications each one lists, where they differ, and which kind of production each suits.
JACK 5558G
Lockstitch machine with a built-in edge cutter and piping device, running up to 4000 s.p.m. for shirts, suits, pants and down jackets.
JACK H7
Jack’s current top-feed heavy-duty lockstitch, replacing the older H5/H6 — pierces 10+ layers of leather with a fully digital, 16-level presser foot lift.
Key differences
- Series: JACK 5558G — Lockstitch, edge cutter; JACK H7 — Heavy-Duty, digitalized top feed.
- Best for: JACK 5558G — Shirts, suits, pants, down jackets; JACK H7 — Sofa, car seat, luggage, gloves, bags, shoes.
- Availability: JACK 5558G — Order on request; JACK H7 — Order on request. Call to confirm today's stock.
Specifications side by side
| Specification | JACK 5558G | JACK H7 |
|---|---|---|
| Series | Lockstitch, edge cutter | Heavy-Duty, digitalized top feed |
| Needle | DBx1, 11-18# | — |
| Max sewing speed | Up to 4000 s.p.m. | — |
| Feature | Built-in edge cutter and piping device | — |
| Best for | Shirts, suits, pants, down jackets | Sofa, car seat, luggage, gloves, bags, shoes |
| Availability | Order on request | Order on request |
| Motor | — | 750W integrated motor |
| Presser foot lift | — | 16 adjustable levels, stepper-motor controlled |
| Stitch length | — | 1.3mm – 5.5mm, graduated adjustment |
| Material capability | — | Pierces 10+ layers of leather; handles 8 layers cleanly |
| Controls | — | Digital knee lifter with micro-lift, double-row LED lights |
Highlighted rows differ. A dash means the catalog does not list that specification for the machine; ask us and we will confirm it.
Which one fits your work?
Choose the JACK 5558G if…
Lockstitch machine with a built-in edge cutter and piping device, running up to 4000 s.p.m. for shirts, suits, pants and down jackets.
- Built-in edge cutter
- Integrated piping device
- Runs up to 4000 s.p.m.
Choose the JACK H7 if…
Jack’s current top-feed heavy-duty lockstitch, replacing the older H5/H6 — pierces 10+ layers of leather with a fully digital, 16-level presser foot lift.
- 16-level stepper foot lift
- Pierces 10+ leather layers
- 1.3-5.5mm stitch range
Swami Enterprises is an authorized JACK dealer and importer. Bring your own fabric to the Chanakya Place showroom and sew on both before you decide.
Questions buyers ask
What is the difference between the JACK 5558G and the JACK H7?
Series: JACK 5558G — Lockstitch, edge cutter; JACK H7 — Heavy-Duty, digitalized top feed. Best for: JACK 5558G — Shirts, suits, pants, down jackets; JACK H7 — Sofa, car seat, luggage, gloves, bags, shoes. Availability: JACK 5558G — Order on request; JACK H7 — Order on request. Call to confirm today's stock.
Which is better, the JACK 5558G or the JACK H7?
It depends on your fabric, operation and daily volume. The JACK 5558G is described as: Lockstitch machine with a built-in edge cutter and piping device, running up to 4000 s.p.m. for shirts, suits, pants and down jackets. The JACK H7 is described as: Jack’s current top-feed heavy-duty lockstitch, replacing the older H5/H6 — pierces 10+ layers of leather with a fully digital, 16-level presser foot lift.
What is the price of the JACK 5558G and the JACK H7?
Prices depend on the model, quantity and the day. Call +91 99713 36656 or request a quote for today's price on either machine.
Can I see both machines before buying?
Yes. Visit the showroom at Chanakya Place, New Delhi. Call +91 99713 36656 first so the team can confirm which models are on display and in stock.
Not sure which to pick?
Tell us your fabric, operation and daily volume. A specialist will recommend one, with today's price.