Jack JK-8740C-460-02H-UTL Industrial Overlock Machine – For Boxer Shorts, Colon Socks & Seam Serging
drawing machine
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Master Every Fabric with the Jack 8740 - Your Ultimate Heavy-Duty Powerhouse
Meet the Jack 8740 - the industrial sewing machine that laughs in the face of tough materials. Engineered for those who work with leather, canvas, denim, and other challenging fabrics, this machine combines raw power with precision engineering. Whether you're crafting premium leather goods, reinforcing heavy-duty workwear, or creating durable outdoor gear, the 8740 delivers unmatched performance where it matters most. Its robust construction and specialized feeding system ensure flawless stitching through multiple layers of thick materials that would make ordinary machines struggle. Stop compromising on quality and efficiency - equip your workshop with the machine built to handle your most demanding projects with professional results every time.
Key Specifications:
⚙️ Model: JACK 8740 Heavy-Duty Walking Foot Sewing Machine
⚡ Maximum Speed: 2,200 SPM (Optimized for thick materials)
🧵Stitch Type: Single-Needle Lockstitch
📏 Stitch Length: Adjustable, up to 6 mm
🚀 High-Lift Walking Foot: Effortlessly feeds multiple layers of thick fabrics like leather and canvas.
🔧 Heavy-Duty Construction: Reinforced needle bar and presser bar for unmatched durability.
🎯 Versatile Material Handling: Masterfully sews leather (up to 8mm), denim, canvas, and upholstery.
💪 Manual Control: Lever-operated reverse stitching and manual thread trimming for precision.
👨🔧 Ideal For: Leather craftsmen, upholsterers, shoemakers, and workshops specializing in heavy-duty products.
Small cylinder bed - The small arm measures only 150mm, making the machine suitable for closing very small tubes.
Automatic Presser Foot Lifter - The automatic foot lifter with spring structure allows wide adaptability to various types of fabric.
Pneumatic Thread Trimmer (UTL) - Thanks to the integrated photocell it is possible to activate the automatic cut at the beginning and end of the seam, furthermore the suction takes away the excess chain stitch.
Wasted suction device - The waste generated by the trimming knife are sucted keeping the workspace tidy and clean, without accumulating dirt.
Direct drive motor - Silent motor with reduced vibrations and low energy consumption, it also allows greater safety and speed in assembly and installation.
No oil leaks - Thanks to the sealed structure, you will not have oil leaks that will ruin your clothes.
Jack 8740C Machines Specifications
