Park Tool CSH-1 Clamping Spoke Holder. Your new favorite tool for truing and building wheels. The CSH-1 securely holds spokes in place during spoke tension adjustment to prevent wind-up of round and bladed spokes as well as rotation of straight-pull spokes. The versatile head can grip spokes in multiple positions for optimal leverage and hand positioning. Constructed of forged heat-treated steel with comfortable dual-density grips