Interchangeable Circular Needles from KnitPros Nova Metal Series. The interchangeable needles are designed to fit all KnitPro cables. The circular needles are made of hollow brass pipes, and with their polished surface, they are a joy to knit with. The innovative design makes it easy to connect the cable to the needles, ensuring a smooth transition between the needles and the cable so that the meshes slide easily and effortlessly over both needles and cables. The ends of the needles are getting gradually sharper, making them ideal for all kinds of knitting projects - for beginners to seasoned knitters. The light and strong brass, has several advantages. The hollow needles ensure light weight, which makes the needles quite comfortable to use so you may knit for hours without getting sore hands and fingers. The strength of brass is your guarantee of minimum wear and maximum durability. The streamlined manufacturing process allows the Nova Metal needles to be sold at an extremely advantageous price. KnitPro Nova Metal - the best and cheapest needles in brass Also, remember the cables for your interchangeable circular needles.