Company Advantages1. In the course of excellent quality of industrial lockstitch sewing machine , our price-quality ratio is quite reasonable.
2. Quality-focused: the product is a result of pursuing high quality. It is strictly inspected under the QC team who has the full right to take charge of the quality of the product.
3. The product is tested by our QC team who regards the testing as an important factor of product performance. Thus, the conducted testing is highly in line with international testing standards.
4. The product is highly acknowledged among the customers for great features.

Product Feature
Using the large vertical rotating hooks.
① Divided into single needle, double needles, synchronous cog belt plunger pump lubrication system.
② The machine drive slide on comprehensive performance, low noise, high durability.
③ Especially suitable for car seat cushion, seat belts, air bags, also can be applicable to the tent, parachute and other large equipment, etc.
Product Information
Product name |
4420 heavy duty Triple Transport Feed Leather Sewing Machine for sofa |
Model |
ZL-4420 |
Needle |
DY×17 |
Presser lift height |
13mm |
Max Sewing Speed |
2000 s.p.m |
Presser foot lift |
8-16 mm |
Dimension |
1200*540*860 MM |
Max stitch length |
9 mm |
Feed Mechanism |
Compound feed |
Characteristic |
Heavy duty compound feed lock stitch sewing machine series & double needles |
Product description
Product application
Company Features1. In order to provide best Industrial sewing machine, Dongguan ZORON Machinery Co., Ltd. has established strict QC, sales, after-sales system to ensure quality.
2. Dongguan ZORON Machinery Co., Ltd. has a strong and complete production capacity.
3. ZORON Machinery provides customers with excellent products and services; ZORON Machinery creates value for you. Contact! With the prosperity of the programmable pattern sewing machine industry, the ZORON Machinery brand will develop rapidly with its thoughtful service. Contact!