Also called Jeans Twin Needle. Perfect for sewing double rows at the same time on extra thick woven fabrics. The medium ball pont and reinforced blade cause less deflection of the needle and reduces the risk of needle breakage and skipped stitches.

New announcement from Schmetz below! You will know they are chrome needles because it will be listed on the package. Coming late 2021!

Schmetz 2021 Chrome Announcement
Specifications
System: 130/705 H-J ZWI. Size: 4.0/100 (4mm distance between needles, needle size 16/100) 1-pack. Carded.