High quality tempered carbon steel needle ground flat on both sides to give locking edges that will keep any Pro Sportfisher tube, or any other tube for that matter in a firm grip, and still be easy to remove when the fly is tied. The Pro Flexi needles fit all fly tying vices, and this combined with a very low weight is why the Pro Sportfisher tube needles are the reference tool for serious fly tyers across the globe and have been for the past decade.

Size small will fit all sportfisher tubes in size small, medium, 40/40 tubes, Microtubes.