Made especially for piecing and machine quilting. The thin tapered design of these needles allows them to pass through many layers smoothly to help eliminate skipped stitches and keep stitches even. The shank(top part) of these needles have one flat side and one rounded side. These will fit all "household" models of Brother, Janome, Singer, Pfaff, Bernina, Viking, Elna, Kenmore, Baby Lock, Simplicity, Necchi, White and many others.These will fit all "household" models of Brother, Janome, Singer, Pfaff, Bernina, Viking, Elna, Kenmore, Baby Lock, Simplicity, Necchi, White and many others. The shank(top part) of these needles have one flat side and one rounded side. Made especially for piecing and machine quilting. 3 packs of needles. Each pack contains 5 needles, for a grand total of 15 assorted needles. 9 needles size 75/11 for lightweight fabrics and 6 needles size 90/14 for medium weight fabrics.Date First Available: June 5, 2016. Manufacturer: Schmetz. Item Weight: 1 ounces. Is Discontinued By Manufacturer: No. Best Sellers Rank: #48,651 in Arts, Crafts & Sewing. Customer Reviews: 4.4 out of 5 stars 324 ratings 4.4 out of 5 stars. : B01GNE7GDU. Item model number: SG_B01GNE7GDU_US. Product Dimensions: 6 x 4 x 0.5 inches.