John James Knitters Needles 2pcs. Knitters needles are commonly known as sewing up needles and, as the name suggests, they are used by knitters to sew pieces of work together.  Size 13, the larger needle in the pack, is ideal for sewing up aran and chunky garments and the smaller size 18 needle is ideal when sewing up garments made out of double knitting, 3ply and 4ply and not forgetting baby garments. Made in England