JACK JK-T781G High-Speed Buttonhole Sewing Machine

Description

JACK JK-T781G High-Speed Buttonhole Sewing Machine

High-speed industrial buttonhole sewing machine designed for producing clean, consistent and durable buttonholes on a wide range of garments. The JACK JK-T781G is an integrated electronic lockstitch buttonhole machine featuring a built-in direct-drive servo motor for smooth operation, reduced vibration and improved energy efficiency.

The machine is equipped with automatic thread trimming and automatic presser-foot lifting, helping improve production efficiency and reduce operator workload. Its electronic control panel allows convenient adjustment of operating parameters and includes an automatic buttonhole counter for production monitoring.

The JK-T781G is suitable for woven garments, while special subclasses are available for knit and stretch materials. Its high sewing speed and reliable buttonhole formation make it ideal for shirts, blouses, uniforms, workwear and other garment manufacturing applications.

Key Features

• High-speed industrial buttonhole sewing machine
• Single-needle lockstitch buttonhole system
• Integrated direct-drive servo motor
• Low vibration and low-noise operation
• Automatic thread trimming
• Automatic presser-foot lifting
• Stepper motor control for cutting and foot lifting
• Electronic control panel for easy operation and parameter adjustment
• Automatic buttonhole counting function
• High-quality and consistent buttonhole formation
• Optional short thread trimming system on selected models
• Optional bottom thread detection system on selected models
• Special versions available for knit and stretch fabrics
• Energy-efficient design for industrial garment production

Specifications

• Brand: JACK
• Model: JK-T781G
• Machine Type: Industrial Buttonhole Sewing Machine
• Stitch Type: Lockstitch Buttonhole
• Number of Needles: 1
• Number of Threads: 2
• Buttonhole Size: 22 × 4mm
• Buttonhole Length: Approximately 6.4–19mm
• Side Cutter Range: 1/4″–3/4″
• Stitch Length: 0.2–2.5mm
• Maximum Sewing Speed: Up to 3,600 stitches/min
• Presser Foot Lift: 12mm
• Needle System: DP×5
• Recommended Needle Size: #12
• Motor: Integrated Direct Drive Servo Motor
• Functions: Automatic Thread Trimming + Automatic Presser Foot Lift
• Control System: Electronic Control Panel with Production Counter

Suitable For: Dress Shirts • Casual Shirts • Blouses • Uniforms • Workwear • Overalls • T-Shirts • Knitwear • Ladies Wear • Garment Manufacturing • Buttonhole Production