Industrial sewing machine needles SCHMETZ DBx1 (1738) SPI for dense and thin fabrics - 10 pcs.

SCHMETZ DBx1 SPI industrial sewing machine needles are designed for very precise and fine sewing with lockstitch machines. The SPI or “Acute Round Point” tip is very sharp and slender, allowing easy and precise penetration of dense and coated fabrics without damaging fibers, ensuring an accurate stitch without fabric puckering or wrinkling. Suitable for smooth seams and high-quality finishing.

🧵 Most Suitable Materials

• Very densely woven fabrics – microfiber, silk
• Thin, coated fabrics – for example, technical coatings
• Smooth, thin materials – for example, taffeta
• Decorative stitches on shirt collars and cuffs (topstitch)
• Uncovered elastic threads (e.g., elastane without covering)
• Manufacturing of fur and leather garments

🎯 Features

• Designed for lockstitch industrial sewing machines (DBx1 SPI standard)
• SPI – very sharp and narrow tip for fine and dense materials
• Precise stitch without fiber tearing or seam distortion
• Chrome coating ensures longer service life and smooth stitching
• Length to needle eye: 33.9 mm
• Shank diameter: 1.62 mm
• Blade shape: straight
• No shank flattening
• Number of grooves: 1
• Set includes: 10 needles

🔧 Suitable For

• Dense, technical, and coated fabrics
• Garments with precise, smooth seams
• High-quality topstitch sewing (e.g., shirts)
• Leather and fur sewing

Compatibility: DBX1 SPI, 16X231 SPI, 287 WH SPI, 1738 (A) SPI