Blue tip: Size 11 Ballpoint, for light-medium weight knits. Good for light to medium weight embroidery. Works well with quilting and polyester thread.
Purple tip: Size 14 Ballpoint for heavy weight knits and dense embroidery, best for quilting with cotton threads
Red tip: Size 14 sharp for general sewing and medium weight fabrics. Often used in embroidery machines.
Leather assorted: Leather, artificial leather, heavy non-woven synthetics. Bladed edge. NOT FOR KNIT OR WOVEN FABRICS.
Top Stitch: Extra long eye for heavy, multiple, or poor quality threads.
Denim: size 16 Modified medium ballpoint with reinforced blade for penetrating extra thick woven fabrics.