VT25604 Needle 6 Thread Feed-Up-the-Arm Interlock Stitch Machine. It is the fact that garments with 4 needle interlock seaming is highly appreciated by consumers for its high durability, skin-friendly comfort and unique outlook. However, it is also the fact that there are some parts in a garment which you face difficulties in use of flatseamer. Yamato VT, which has various features, such as high lift needle bar for stable feeding even for thick fabric, unique bed shape for easy handling, and “Non-Stain” technology to minimize risk for oil stain, is suitable for good looking 4 needle covering and decorative stitching and provide additional value on your products.