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JACK® JK-58750B lockstitch industrial sewing machine

JACK · Lockstitch

JACK® JK‑58750B

JACK® JK-58750B – Double Needle Large Bobbin Split-Bar Lockstitch – Complete Setup, Table & Stand Included

The JACK JK-58750B is an industrial double needle needle-feed lockstitch machine featuring a split needle bar mechanism for independent needle control — enabling precise corner stitching and complex seam patterns.

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Pricing, configuration, and ordering on the Shopify store.

Performance

Max Sewing Speed
3,000 SPM
Max Stitch Length
7 mm

Capacity

Needle System
DP×5, sizes #14–22 (double needle)
Needle Gauge
6.4 mm
Presser Foot Lift
7 mm (hand) / 13 mm (knee)

Automation

Drive Type
Direct drive
Lubrication
Semi-dry (no oil stains on fabric)

Physical

Motor
750W direct-drive servo motor
Special Mechanism
Split needle bar (independent needle control)
Dimensions (L×W×H)
725 × 320 × 675 mm
Setup
Complete — table and stand included

Manufactured by

Jack. 30+ years of industrial sewing.

Why Jack →

Detail

How it runs on the floor

The JACK JK-58750B is an industrial double needle needle-feed lockstitch machine featuring a split needle bar mechanism for independent needle control — enabling precise corner stitching and complex seam patterns. Powered by a 750W direct-drive servo motor with large-capacity hooks, semi-dry lubrication, and a 3-level LED work light, it handles medium to heavy-duty fabrics at up to 3,000 SPM and arrives fully assembled with table and stand.

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What's Included

  • JACK JK-58750B-A-003C double needle lockstitch machine (ships assembled)
  • Industrial sewing table and stand
  • 750W direct-drive servo motor
  • Standard double needle presser foot set
  • Needle set (DP×5) and bobbins
  • Oil can and maintenance tools

Key Features

  • Split needle bar mechanism — each needle can be controlled independently, enabling precise corner stitching, pattern work, and complex seam construction
  • Large-capacity hook and bobbin — reduces bobbin change frequency, keeping production moving longer between interruptions
  • 750W direct-drive servo motor — energy-efficient, low-vibration operation with smooth needle penetration across material weights
  • Semi-dry lubrication system — provides optimal lubrication while preventing oil stains on finished fabrics
  • Needle position sensor — precise needle positioning improves stitch accuracy and consistency at high speeds
  • 3-level adjustable LED work light — clear needle area visibility reduces eye strain during extended production runs
  • Integrated bobbin winder — conveniently located for quick, easy bobbin winding without leaving the machine

Ideal For

  • Denim, canvas, and medium to heavy woven fabric production
  • Jeans, workwear, and structured garments requiring precise double-needle seams
  • Complex seam patterns and corner stitching requiring independent needle control
  • Production environments prioritizing longer run times with minimal bobbin interruptions

Questions

Before you buy

Quick answers to the questions buyers ask most about Jack industrial machines. For pricing, configuration, and live availability, the Shopify product page is always the source of truth.

How do I get current pricing for this Jack model?

Pricing and live availability are handled on the Shopify store. Tap 'View on Shopify' above to see the current price, configuration options, and delivery estimates for your zip code.

Does the machine ship as a complete setup?

Most Jack industrial models ship as complete production setups: head, servo motor, table, and stand. The product description above lists exactly what's included for this specific model.

What kind of warranty does Jack provide?

Every Jack machine carries a manufacturer warranty against defects in materials and workmanship. Authorized US dealers also provide local service and parts support. See the Shopify product page for the warranty terms specific to this model.

Are genuine Jack replacement parts available?

Yes. Original Jack feed dogs, hooks, gauge sets, presser feet, and electronics are stocked and traceable to the manufacturer. The Service & Parts page lists parts categories; the Shopify store carries the active SKUs.

Where is service available in the United States?

Authorized service technicians work nationwide through Jack's US dealer network. The Service & Parts page explains how coverage works, and each model's Shopify listing routes you to the dealer closest to your production floor.

Other Lockstitch machines

JACK® JK‑58750B

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