Denim & Leather Needles

FAQs

What makes Quality Sewing denim needles different from regular needles?

Our Denim Pro Needles feature:

  • Reinforced shafts to prevent bending
  • Sharp diamond-coated tips for piercing 12oz+ denim
  • Extended eyes for heavy topstitching threads
Tested for 10,000+ stitches on raw selvedge denim.

What needle size works best for thick leather?

Choose based on material thickness:

  • 100/16 - Thin leather (1-2mm)
  • 110/18 - Medium upholstery (3-4mm)
  • 125/20 - Heavy belts/saddles (5mm+)
All leather needles feature anti-heat coating to reduce friction.

What are denim and leather needles, and why are they different from regular needles?

Denim and leather needles are specially designed for sewing thick, heavy materials. Denim needles have a reinforced shaft and sharp point to penetrate tough fabrics, while leather needles feature a wedge-shaped tip to cleanly cut through non-woven materials like leather and vinyl.

What size needle should I use for denim and leather?

Choosing the right denim or leather needle size depends on fabric thickness:

  • 90/14: Light denim, faux leather, and soft leather.
  • 100/16: Medium-weight denim, upholstery fabric, and thicker leather.
  • 110/18 - 120/19: Heavy denim, thick leather, or multiple layers.

Can I use denim needles for leather?

No, denim needles are designed to pierce tightly woven fabrics, while leather needles have a wedge-shaped point to cut through non-woven materials. Using a denim needle on leather can cause skipped stitches and fabric damage.

Are leather needles compatible with all sewing machines?

Most leather needles are compatible with home sewing machines that accept standard universal needles. However, for extra-thick materials, an industrial sewing machine may be required for optimal performance.