SPECIFICATIONS: These wire needles measure 6 inches (152mm) long and feature a J-hook at the end. They come 5 needles per card. Use with our Spin N String Large Wooden Bead Spinner. EASY TO THREAD: Simply pour your seed beads into the cup, insert the spinning wheel needle, spin and watch the beads climb onto your thread. An excellent time saver! BEADWORK: These needles work great with all size seed beads that will slip over the curved needles, including delicas in sizes 6/0 to 15/0. APPLICATIONS: This handy device is an absolute must for anyone looking to create fringe, multi-strand necklaces, appliqués, and hanks. THE BEADSMITH - 40 years in the making! Trusted to bring you the best quality beads, tools, and supplies. Making jewelry should be a positive experience. Let us join you in the creative journey. Our experts are here to help. Your satisfaction is important to us. Contact us with any quality issues or concerns.