GROZ BECKERT 1738 LR/DBx1 LR/16X230RTW/DBXF2 SIZE 70/10 INDUSTRIAL SEWING MACHINE NEEDLES

The Groz Beckert 16X230NRTW NM 70 / Size 10 needles are designed with the LR (Leather / Reverse Twist Point), ideal for sewing thick leather and dense materials. These needles create clean, angled stitch holes by cutting the material at a 45° slant to the right, producing slightly elevated, decorative stitches—perfect for visible seams in leathercraft.

With chromium coating, they offer excellent durability and smooth penetration through tough fabrics, ensuring a longer-lasting, efficient sewing experience.

Needle Specifications

• Needle System: 16X230, 287 LR, 287 H LR, 376 LR, 130 B LR, SY6632, TFX 287 LR, and equivalents

• Needle Size: NM 70 / Size 10

• Point Type: LR (Leather / Reverse Twist Point) — also known as NRTW or RTW

• Coating: Chromium

• Shank Diameter: 1.62 mm

• Overall Length: 37.9 mm

• Length to Eye: 33.9 mm

• Needle Form: Straight needle with single groove and scarf

• Sewing Application: Double lock stitch (Stitch Type Class 300)

Recommended For

• Medium to thick leather materials

• Decorative stitching in visible seams

• Short to medium stitch lengths

Examples of Use

• Leather car seats

• Cushions

• Leather bags

• Upholstery panels