KRAFFT KF-640-H7-D4 - 37 cm arm automatic single needle lockstitch machine with double transport and long arm

The single-needle lockstitch machine is the KF-640-H7-D4 with double needle and serger transport designed for sewing thick and difficult materials such as denim and denim, without the risk of shifting layers. It has a large gripper with a larger capacity, making the use of large bobbins possible, without the need for frequent changes. The extended arm, 30 cm to the right of the needle, allows for easier handling of large items while sewing. Automatic functions such as thread cutting, locking, needle positioning and foot lift are easy to program using the intuitive control panel. The direct drive (Direct Drive) provides quieter and more efficient operation, with high energy savings of up to 71%. Machine ready and adjusted for operation.

Double material transport

Double material transport - serrated - walking foot - enables easy and smooth stitching of thick materials with difficult movement.

Automatic thread cutting

Cut threads quickly and easily. Completely automatic, tremendous working convenience.

New wiper (nipper) mechanism

The machine features a new wiper (nipper) mechanism that holds the thread at the beginning of sewing. In addition, the new mechanism allows the use of a greater variety of auxiliary attachments.

Automatic needle positioning

Electronic needle positioning sets the needle to work.

It performs the beginning and ending bolt

The Jacksewing machine locks and protects the stitch from snagging at the beginning and end of the stitch.

Automatic foot lift

The new additional system adjusts the height of the foot lift from 0 to 15 mm. It allows the automatic foot lift height to be adjusted according to the thickness and fluffiness of the fabrics being stitched. It significantly facilitates maneuvering the fabric under the foot.

Large sewing space - 37 cm

The distance between the needle and the right column of the machine is 37 cm.

Simple control panel

The lockstitch machine is equipped with a simple and very functional control panel for the machine parameters.

Large bobbins will save time

The KF-640-H7-D4 machine is equipped with a large-capacity gripper, which reduces the frequency of changing bobbin threads.

Energy-saving Direct Drive motor

The motor is located in the head of the machine. The most important advantage is low energy consumption (up to 71% less) compared to standard motors. It works quietly and smoothly.

Central lubrication

The lockstitch machine uses the traditional method of lubrication, which involves the use of an oil pan. This central, open lubrication system ensures reliable and effective lubrication of the individual components of the sewing machine.

Machine complete

The machine comes complete with a matching table, ready for use.

Machine parameters:

- stitch length up to 8 mm,

- foot lift height up to 15 mm

- working speed up to 2000 stitches/min

- automatic lubrication

- needle thickness from 125 to 180 Nm

- thread thickness: Nm=60/3~20/3

- needle system 135 x 17

- table top 105 x 55 cm

The machine is covered by a 2-year warranty for individuals or a 1-year warranty for companies. door-to-door (door-to-door). This means that we pick up and deliver the machine directly to your place of residence free of charge

Standard equipment of the machine:

- machine head

- high quality table top

- table base with pedal

- drawer

- needles set

- metal bobbin in drum + 1 spare bobbin

- instruction manual

* The manufacturer reserves the right to change the equipment without prior notice.

We invite you to purchase sewing needles for various materials, additional bobbins and feet for the machine. You will find everything in the category "Accessories"