The needles pass carefully through the fabric. The needle chas is covered with a gold plating and cut in a single oval shape allowing easy threading. The hardness of the steel is obtained thanks to a treatment at high temperature and a soaking that make the needles very solid, difficult to break or to twist. 3 needles: 1.14 × 69.8 mm - 1 unit1.14 × 60.3 mm - 1 unit1.07 × 57.2 mm - 1 unit