1.Our leather sewing needle set contains 4 parts. The needle has a total length of 28 mm/1.1 and a needle length of 18 mm/0.71. 2.The positioning needles for leather seams are a practical tool for all leather workers. It is mainly used to fix leather edges before sewing, stabilizes the material and enables precise sewing without hands. In the production of leather goods, a secure and firm stand is crucial for a professional. This special tool makes this possible and effortless. 3.The leather sewing needles are practical and easy to use. By pulling out the connectors at the end of the socket, the retaining pins can be removed or inserted effortlessly. The pins are securely locked once the base connector is released. It should be noted that forcibly removing the pins may damage the soldered connection between the ring and the pin. 4.These leather sewing positioning needles made of highquality metal material are characterized by extreme durability and longevity. The knurled antislip design at the base ensures a firm grip and control. With an attractive, smooth surface, the pins are easy to install and remove and are rustresistant.