100 Needles in Size 11 for most brands of sewing machines. Organ Sewing Machine Needles 100 Count is an assortment pack of the highest quality needles made by Organ. These Organ Sewing Machine Needles 100 Count are the flat back style needle for most brands of household sewing machines. These Organ Sewing Machine Needles 100 Count are Type HAx1 (130/705H), which fits most every household machine. Please check your machine manual or call us for compatability.