"Serv7" Needles — Optimized scarf shape for thick layers of material. Blades reinforced by up to 20%. Helps avoid skipped stitches, reduces needle breakage. In general needle size can be one less than normal. A good needle to use with Tenara/Profilen thread. Sew heavy fabrics, jeans.
They are very high quality needles, i.e., without burrs which can cause the spearing of thread. 135 x 17 industrial needles. These needles have shanks that are completely round. 10 needles per pack.
Needle sizes are listed two ways, e.g., a #16 needle is also a "100" (European description) needle. A #12 is a small needle. A #22 is a very large needle.
These Schmetz needles fit the following sewing machines:
Artisan 618-1SC
Artisan SC LTHR
Artisan 797AB-800/AB/ABN
Artisan 797AB LTHR/ABNS LTHR
Artisan 4420
Artisan 4420-25
Artisan 4400
Artisan 4400-25/LTHR
Consew 206RB
Consew 225
Consew 226
Consew 146RB
Consew 255RB
Juki LU56Z
Juki LU561
Sailrite 111
Sailrite Professional
Sailrite Ultrafeed LS-1
Sailrite Ultrafeed LSZ-1
Singer 111-W112
Singer 111-W151
Singer W153
Tacsew 111
Thompson Mini Walker
