Big bag sewing machine

Strong sewing machine needles are specifically designed to withstand the unique challenges presented by heavy materials. These needles are typically made from high-quality steel and feature a reinforced shaft that provides added strength and durability. Common types of strong needles include the jeans needle, leather needle, and heavy-duty needle, each tailored to handle specific fabrics. For instance, the jeans needle has a thicker, more robust point that effortlessly penetrates multiple layers of denim, while the leather needle features a wedge-shaped tip designed for sewing through tough materials like leather and heavy canvas.

4. Increased Durability The double stitching technique not only enhances appearance but also improves the durability of seams. This is particularly important in areas of garments that undergo stress or movement, like underarms or knee areas in pants.

Conclusion

Before you begin, it's vital to recognize the type of leather you're working with. Different leather weights and finishes will affect how you position your needle. For instance, thicker leathers, such as those used for belts or bags, require heavier-duty needles and a specific stitching technique to ensure durability. Conversely, thinner leathers, like lambskin, necessitate a more delicate approach to avoid perforation or tearing.

Heavy-duty sewing machine

The double needle stitch, characterized by its two parallel lines of stitching, offers several advantages over single-needle techniques. Primarily, it enhances the strength of seams, making them less prone to fraying and rupture. This durability is particularly beneficial for garments subjected to stress and wear, such as sportswear, denim, and outerwear. Additionally, the aesthetic appeal of a double needle finish cannot be overstated. The clean, parallel lines provide a polished look, often sought after in high-end fashion. As consumers increasingly prioritize quality, the demand for garments made with double needle stitching has seen a notable rise.