25 Schmetz Quick Threading Universal Sewing Machine Needles 705 HDK Size 80/12 Size 80/12 is perfect for lightweight to medium weight fabrics. 5 packs of needles. Each pack contains 5 needles, for a grand total of 25 needles. A general purpose needle with a slip-in threading slot for people having difficulty threading needles. 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.